diff --git a/android/app/src/androidTest/kotlin/net/mullvad/mullvadvpn/compose/data/DummyRelayItems.kt b/android/app/src/androidTest/kotlin/net/mullvad/mullvadvpn/compose/data/DummyRelayItems.kt
index 5a20438c2359..fd4a97a1d251 100644
--- a/android/app/src/androidTest/kotlin/net/mullvad/mullvadvpn/compose/data/DummyRelayItems.kt
+++ b/android/app/src/androidTest/kotlin/net/mullvad/mullvadvpn/compose/data/DummyRelayItems.kt
@@ -1,6 +1,7 @@
 package net.mullvad.mullvadvpn.compose.data
 
 import net.mullvad.mullvadvpn.model.Constraint
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.PortRange
 import net.mullvad.mullvadvpn.model.RelayEndpointData
 import net.mullvad.mullvadvpn.model.RelayList
@@ -46,6 +47,16 @@ val DUMMY_RELAY_COUNTRIES =
 
 val DUMMY_CUSTOM_LISTS =
     listOf(
-        RelayItem.CustomList("First list", false, "1", locations = DUMMY_RELAY_COUNTRIES),
-        RelayItem.CustomList("Empty list", expanded = false, "2", locations = emptyList())
+        RelayItem.CustomList(
+            CustomListName.fromString("First list"),
+            false,
+            "1",
+            locations = DUMMY_RELAY_COUNTRIES
+        ),
+        RelayItem.CustomList(
+            CustomListName.fromString("Empty list"),
+            expanded = false,
+            "2",
+            locations = emptyList()
+        )
     )
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListAction.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListAction.kt
index 0b478f5272f4..9ddee73e22d0 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListAction.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListAction.kt
@@ -2,22 +2,26 @@ package net.mullvad.mullvadvpn.compose.communication
 
 import android.os.Parcelable
 import kotlinx.parcelize.Parcelize
+import net.mullvad.mullvadvpn.model.CustomListName
 
 sealed interface CustomListAction : Parcelable {
 
     @Parcelize
-    data class Rename(val customListId: String, val name: String, val newName: String) :
-        CustomListAction {
+    data class Rename(
+        val customListId: String,
+        val name: CustomListName,
+        val newName: CustomListName
+    ) : CustomListAction {
         fun not() = this.copy(name = newName, newName = name)
     }
 
     @Parcelize
     data class Delete(val customListId: String) : CustomListAction {
-        fun not(name: String, locations: List<String>) = Create(name, locations)
+        fun not(name: CustomListName, locations: List<String>) = Create(name, locations)
     }
 
     @Parcelize
-    data class Create(val name: String = "", val locations: List<String> = emptyList()) :
+    data class Create(val name: CustomListName, val locations: List<String> = emptyList()) :
         CustomListAction, Parcelable {
         fun not(customListId: String) = Delete(customListId)
     }
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListResult.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListResult.kt
index 32fa077a7f18..14cba09b44d0 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListResult.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/communication/CustomListResult.kt
@@ -2,6 +2,7 @@ package net.mullvad.mullvadvpn.compose.communication
 
 import android.os.Parcelable
 import kotlinx.parcelize.Parcelize
+import net.mullvad.mullvadvpn.model.CustomListName
 
 sealed interface CustomListResult : Parcelable {
     val undo: CustomListAction
@@ -9,26 +10,26 @@ sealed interface CustomListResult : Parcelable {
     @Parcelize
     data class Created(
         val id: String,
-        val name: String,
+        val name: CustomListName,
         val locationName: String?,
         override val undo: CustomListAction.Delete
     ) : CustomListResult
 
     @Parcelize
     data class Deleted(override val undo: CustomListAction.Create) : CustomListResult {
-        val name
+        val name: CustomListName
             get() = undo.name
     }
 
     @Parcelize
     data class Renamed(override val undo: CustomListAction.Rename) : CustomListResult {
-        val name: String
+        val name: CustomListName
             get() = undo.name
     }
 
     @Parcelize
     data class LocationsChanged(
-        val name: String,
+        val name: CustomListName,
         override val undo: CustomListAction.UpdateLocations
     ) : CustomListResult
 }
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/component/CustomListNameTextField.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/component/CustomListNameTextField.kt
index 675f6f8f14dc..b3a0ece5773e 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/component/CustomListNameTextField.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/compose/component/CustomListNameTextField.kt
@@ -14,6 +14,7 @@ import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.input.KeyboardType
 import net.mullvad.mullvadvpn.R
 import net.mullvad.mullvadvpn.compose.textfield.CustomTextField
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 
 @Composable
@@ -41,6 +42,7 @@ fun CustomListNameTextField(
         placeholderText = null,
         isValidValue = error == null,
         isDigitsOnlyAllowed = false,
+        maxCharLength = CustomListName.MAX_LENGTH,
         supportingText =
             error?.let {
                 {
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/CustomListExtensions.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/CustomListExtensions.kt
index 6fb87a6af523..ad668ed9e88c 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/CustomListExtensions.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/CustomListExtensions.kt
@@ -1,13 +1,14 @@
 package net.mullvad.mullvadvpn.relaylist
 
 import net.mullvad.mullvadvpn.model.CustomList
+import net.mullvad.mullvadvpn.model.CustomListName
 
 private fun CustomList.toRelayItemCustomList(
     relayCountries: List<RelayItem.Country>
 ): RelayItem.CustomList =
     RelayItem.CustomList(
         id = this.id,
-        name = this.name,
+        customListName = CustomListName.fromString(name),
         expanded = false,
         locations =
             this.locations.mapNotNull {
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/RelayItem.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/RelayItem.kt
index 54c4a9bef4e5..ce4be395b651 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/RelayItem.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/relaylist/RelayItem.kt
@@ -1,5 +1,6 @@
 package net.mullvad.mullvadvpn.relaylist
 
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.GeoIpLocation
 import net.mullvad.mullvadvpn.model.GeographicLocationConstraint
 
@@ -15,11 +16,12 @@ sealed interface RelayItem {
     val expanded: Boolean
 
     data class CustomList(
-        override val name: String,
+        val customListName: CustomListName,
         override val expanded: Boolean,
         val id: String,
         val locations: List<RelayItem>,
     ) : RelayItem {
+        override val name: String = customListName.value
         override val active
             get() = locations.any { location -> location.active }
 
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepository.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepository.kt
index f1a38871bd9f..0832f434a56a 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepository.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepository.kt
@@ -8,6 +8,7 @@ import net.mullvad.mullvadvpn.lib.ipc.Request
 import net.mullvad.mullvadvpn.lib.ipc.events
 import net.mullvad.mullvadvpn.model.CreateCustomListResult
 import net.mullvad.mullvadvpn.model.CustomList
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 import net.mullvad.mullvadvpn.model.GeographicLocationConstraint
 import net.mullvad.mullvadvpn.model.UpdateCustomListResult
@@ -20,8 +21,8 @@ class CustomListsRepository(
     private val settingsRepository: SettingsRepository,
     private val relayListListener: RelayListListener
 ) {
-    suspend fun createCustomList(name: String): CreateCustomListResult {
-        val result = messageHandler.trySendRequest(Request.CreateCustomList(name))
+    suspend fun createCustomList(name: CustomListName): CreateCustomListResult {
+        val result = messageHandler.trySendRequest(Request.CreateCustomList(name.value))
 
         return if (result) {
             messageHandler.events<Event.CreateCustomListResultEvent>().first().result
@@ -52,8 +53,8 @@ class CustomListsRepository(
                 ArrayList(locationCodes.mapNotNull { getGeographicLocationConstraintByCode(it) })
         )
 
-    suspend fun updateCustomListName(id: String, name: String): UpdateCustomListResult =
-        getCustomListById(id)?.let { updateCustomList(it.copy(name = name)) }
+    suspend fun updateCustomListName(id: String, name: CustomListName): UpdateCustomListResult =
+        getCustomListById(id)?.let { updateCustomList(it.copy(name = name.value)) }
             ?: UpdateCustomListResult.Error(CustomListsError.OtherError)
 
     private suspend fun updateCustomListLocations(
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/usecase/customlists/CustomListActionUseCase.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/usecase/customlists/CustomListActionUseCase.kt
index 7b2e5a43aa00..8d722325d650 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/usecase/customlists/CustomListActionUseCase.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/usecase/customlists/CustomListActionUseCase.kt
@@ -5,6 +5,7 @@ import net.mullvad.mullvadvpn.compose.communication.CustomListAction
 import net.mullvad.mullvadvpn.compose.communication.CustomListResult
 import net.mullvad.mullvadvpn.model.CreateCustomListResult
 import net.mullvad.mullvadvpn.model.CustomList
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.GeographicLocationConstraint
 import net.mullvad.mullvadvpn.model.UpdateCustomListResult
 import net.mullvad.mullvadvpn.relaylist.getRelayItemsByCodes
@@ -79,9 +80,9 @@ class CustomListActionUseCase(
         }
 
     fun performAction(action: CustomListAction.Delete): Result<CustomListResult.Deleted> {
-        val customList: CustomList? = customListsRepository.getCustomListById(action.customListId)
+        val customList: CustomList = customListsRepository.getCustomListById(action.customListId)!!
         val oldLocations = customList.locations()
-        val name = customList?.name ?: ""
+        val name = CustomListName.fromString(customList.name)
         customListsRepository.deleteCustomList(action.customListId)
         return Result.success(
             CustomListResult.Deleted(undo = action.not(locations = oldLocations, name = name))
@@ -91,9 +92,9 @@ class CustomListActionUseCase(
     suspend fun performAction(
         action: CustomListAction.UpdateLocations
     ): Result<CustomListResult.LocationsChanged> {
-        val customList: CustomList? = customListsRepository.getCustomListById(action.customListId)
+        val customList = customListsRepository.getCustomListById(action.customListId)!!
         val oldLocations = customList.locations()
-        val name = customList?.name ?: ""
+        val name = CustomListName.fromString(customList.name)
         customListsRepository.updateCustomListLocationsFromCodes(
             action.customListId,
             action.locations
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CreateCustomListDialogViewModel.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CreateCustomListDialogViewModel.kt
index 9ae5bb7a648b..f58916cd66c6 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CreateCustomListDialogViewModel.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CreateCustomListDialogViewModel.kt
@@ -13,6 +13,7 @@ import kotlinx.coroutines.launch
 import net.mullvad.mullvadvpn.compose.communication.CustomListAction
 import net.mullvad.mullvadvpn.compose.communication.CustomListResult
 import net.mullvad.mullvadvpn.compose.state.CreateCustomListUiState
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 import net.mullvad.mullvadvpn.usecase.customlists.CustomListActionUseCase
 import net.mullvad.mullvadvpn.usecase.customlists.CustomListsException
@@ -38,7 +39,7 @@ class CreateCustomListDialogViewModel(
             customListActionUseCase
                 .performAction(
                     CustomListAction.Create(
-                        name,
+                        CustomListName.fromString(name),
                         if (locationCode.isNotEmpty()) {
                             listOf(locationCode)
                         } else {
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CustomListLocationsViewModel.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CustomListLocationsViewModel.kt
index 5fa99306a35f..5efba5321ee3 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CustomListLocationsViewModel.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/CustomListLocationsViewModel.kt
@@ -28,8 +28,6 @@ class CustomListLocationsViewModel(
     private val relayListUseCase: RelayListUseCase,
     private val customListActionUseCase: CustomListActionUseCase
 ) : ViewModel() {
-    private var customListName: String = ""
-
     private val _uiSideEffect =
         MutableSharedFlow<CustomListLocationsSideEffect>(replay = 1, extraBufferCapacity = 1)
     val uiSideEffect: SharedFlow<CustomListLocationsSideEffect> = _uiSideEffect
@@ -195,11 +193,9 @@ class CustomListLocationsViewModel(
 
     private suspend fun fetchInitialSelectedLocations() {
         _selectedLocations.value =
-            awaitCustomListById(customListId)
-                ?.apply { customListName = name }
-                ?.locations
-                ?.selectChildren()
-                .apply { _initialLocations.value = this ?: emptySet() }
+            awaitCustomListById(customListId)?.locations?.selectChildren().apply {
+                _initialLocations.value = this ?: emptySet()
+            }
     }
 
     companion object {
diff --git a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListNameDialogViewModel.kt b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListNameDialogViewModel.kt
index c2625e6d567d..9a8d3d2f6236 100644
--- a/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListNameDialogViewModel.kt
+++ b/android/app/src/main/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListNameDialogViewModel.kt
@@ -13,6 +13,7 @@ import kotlinx.coroutines.launch
 import net.mullvad.mullvadvpn.compose.communication.CustomListAction
 import net.mullvad.mullvadvpn.compose.communication.CustomListResult
 import net.mullvad.mullvadvpn.compose.state.UpdateCustomListUiState
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 import net.mullvad.mullvadvpn.usecase.customlists.CustomListActionUseCase
 import net.mullvad.mullvadvpn.usecase.customlists.CustomListsException
@@ -44,8 +45,8 @@ class EditCustomListNameDialogViewModel(
                 .performAction(
                     CustomListAction.Rename(
                         customListId = customListId,
-                        name = initialName,
-                        newName = name
+                        name = CustomListName.fromString(initialName),
+                        newName = CustomListName.fromString(name)
                     )
                 )
                 .fold(
diff --git a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepositoryTest.kt b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepositoryTest.kt
index 129d921c36ea..9c2ac615c31e 100644
--- a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepositoryTest.kt
+++ b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/repository/CustomListsRepositoryTest.kt
@@ -13,6 +13,7 @@ import net.mullvad.mullvadvpn.lib.ipc.Request
 import net.mullvad.mullvadvpn.lib.ipc.events
 import net.mullvad.mullvadvpn.model.CreateCustomListResult
 import net.mullvad.mullvadvpn.model.CustomList
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 import net.mullvad.mullvadvpn.model.GeographicLocationConstraint
 import net.mullvad.mullvadvpn.model.RelayList
@@ -94,7 +95,8 @@ class CustomListsRepositoryTest {
             flowOf(Event.CreateCustomListResultEvent(expectedResult))
 
         // Act
-        val result = customListsRepository.createCustomList(customListName)
+        val result =
+            customListsRepository.createCustomList(CustomListName.fromString(customListName))
 
         // Assert
         assertEquals(expectedResult, result)
@@ -113,7 +115,8 @@ class CustomListsRepositoryTest {
                 flowOf(Event.CreateCustomListResultEvent(expectedResult))
 
             // Act
-            val result = customListsRepository.createCustomList(customListName)
+            val result =
+                customListsRepository.createCustomList(CustomListName.fromString(customListName))
 
             // Assert
             assertEquals(expectedResult, result)
@@ -139,7 +142,11 @@ class CustomListsRepositoryTest {
         every { mockSettings.customLists.customLists } returns arrayListOf(mockCustomList)
 
         // Act
-        val result = customListsRepository.updateCustomListName(customListId, customListName)
+        val result =
+            customListsRepository.updateCustomListName(
+                customListId,
+                CustomListName.fromString(customListName)
+            )
 
         // Assert
         assertEquals(expectedResult, result)
@@ -167,7 +174,11 @@ class CustomListsRepositoryTest {
             every { mockSettings.customLists.customLists } returns arrayListOf(mockCustomList)
 
             // Act
-            val result = customListsRepository.updateCustomListName(customListId, customListName)
+            val result =
+                customListsRepository.updateCustomListName(
+                    customListId,
+                    CustomListName.fromString(customListName)
+                )
 
             // Assert
             assertEquals(expectedResult, result)
diff --git a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/usecase/CustomListActionUseCaseTest.kt b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/usecase/CustomListActionUseCaseTest.kt
index 0370f23ffb41..fdcb4170f00f 100644
--- a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/usecase/CustomListActionUseCaseTest.kt
+++ b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/usecase/CustomListActionUseCaseTest.kt
@@ -11,6 +11,7 @@ import net.mullvad.mullvadvpn.compose.communication.CustomListAction
 import net.mullvad.mullvadvpn.compose.communication.CustomListResult
 import net.mullvad.mullvadvpn.model.CreateCustomListResult
 import net.mullvad.mullvadvpn.model.CustomList
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.model.CustomListsError
 import net.mullvad.mullvadvpn.model.GeographicLocationConstraint
 import net.mullvad.mullvadvpn.model.UpdateCustomListResult
@@ -40,7 +41,7 @@ class CustomListActionUseCaseTest {
     @Test
     fun `create action should return success when ok`() = runTest {
         // Arrange
-        val name = "test"
+        val name = CustomListName.fromString("test")
         val locationCode = "AB"
         val locationName = "Acklaba"
         val createdId = "1"
@@ -83,7 +84,7 @@ class CustomListActionUseCaseTest {
     @Test
     fun `create action should return error when name already exists`() = runTest {
         // Arrange
-        val name = "test"
+        val name = CustomListName.fromString("test")
         val locationCode = "AB"
         val action = CustomListAction.Create(name = name, locations = listOf(locationCode))
         val expectedError = CustomListsError.CustomListExists
@@ -103,8 +104,8 @@ class CustomListActionUseCaseTest {
     @Test
     fun `rename action should return success when ok`() = runTest {
         // Arrange
-        val name = "test"
-        val newName = "test2"
+        val name = CustomListName.fromString("test")
+        val newName = CustomListName.fromString("test2")
         val customListId = "1"
         val action =
             CustomListAction.Rename(customListId = customListId, name = name, newName = newName)
@@ -123,8 +124,8 @@ class CustomListActionUseCaseTest {
     @Test
     fun `rename action should return error when name already exists`() = runTest {
         // Arrange
-        val name = "test"
-        val newName = "test2"
+        val name = CustomListName.fromString("test")
+        val newName = CustomListName.fromString("test2")
         val customListId = "1"
         val action =
             CustomListAction.Rename(customListId = customListId, name = name, newName = newName)
@@ -149,7 +150,7 @@ class CustomListActionUseCaseTest {
         val mockCustomList: CustomList = mockk()
         val mockLocation: GeographicLocationConstraint.Country = mockk()
         val mockLocations: ArrayList<GeographicLocationConstraint> = arrayListOf(mockLocation)
-        val name = "test"
+        val name = CustomListName.fromString("test")
         val customListId = "1"
         val locationCode = "AB"
         val action = CustomListAction.Delete(customListId = customListId)
@@ -160,7 +161,7 @@ class CustomListActionUseCaseTest {
                 )
             )
         every { mockCustomList.locations } returns mockLocations
-        every { mockCustomList.name } returns name
+        every { mockCustomList.name } returns name.value
         every { mockLocation.countryCode } returns locationCode
         coEvery { mockCustomListsRepository.deleteCustomList(id = customListId) } returns true
         every { mockCustomListsRepository.getCustomListById(customListId) } returns mockCustomList
@@ -175,7 +176,7 @@ class CustomListActionUseCaseTest {
     @Test
     fun `update locations action should return success with changed locations`() = runTest {
         // Arrange
-        val name = "test"
+        val name = CustomListName.fromString("test")
         val oldLocationCodes = listOf("AB", "CD")
         val newLocationCodes = listOf("EF", "GH")
         val oldLocations: ArrayList<GeographicLocationConstraint> =
@@ -184,7 +185,7 @@ class CustomListActionUseCaseTest {
                 GeographicLocationConstraint.Country("CD")
             )
         val customListId = "1"
-        val customList = CustomList(id = customListId, name = name, locations = oldLocations)
+        val customList = CustomList(id = customListId, name = name.value, locations = oldLocations)
         val action =
             CustomListAction.UpdateLocations(
                 customListId = customListId,
diff --git a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListViewModelTest.kt b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListViewModelTest.kt
index 33986961b3a1..cbc5ff1c50dc 100644
--- a/android/app/src/test/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListViewModelTest.kt
+++ b/android/app/src/test/kotlin/net/mullvad/mullvadvpn/viewmodel/EditCustomListViewModelTest.kt
@@ -8,6 +8,7 @@ import kotlinx.coroutines.flow.flowOf
 import kotlinx.coroutines.test.runTest
 import net.mullvad.mullvadvpn.compose.state.EditCustomListState
 import net.mullvad.mullvadvpn.lib.common.test.TestCoroutineRule
+import net.mullvad.mullvadvpn.model.CustomListName
 import net.mullvad.mullvadvpn.relaylist.RelayItem
 import net.mullvad.mullvadvpn.usecase.RelayListUseCase
 import org.junit.jupiter.api.Assertions.assertEquals
@@ -23,7 +24,12 @@ class EditCustomListViewModelTest {
         // Arrange
         val customListId = "2"
         val customList =
-            RelayItem.CustomList(id = "1", name = "test", expanded = false, locations = emptyList())
+            RelayItem.CustomList(
+                id = "1",
+                customListName = CustomListName.fromString("test"),
+                expanded = false,
+                locations = emptyList()
+            )
         every { mockRelayListUseCase.customLists() } returns flowOf(listOf(customList))
         val viewModel = createViewModel(customListId)
 
@@ -41,7 +47,7 @@ class EditCustomListViewModelTest {
         val customList =
             RelayItem.CustomList(
                 id = customListId,
-                name = "test",
+                customListName = CustomListName.fromString("test"),
                 expanded = false,
                 locations = emptyList()
             )
diff --git a/android/lib/model/src/main/kotlin/net/mullvad/mullvadvpn/model/CustomListName.kt b/android/lib/model/src/main/kotlin/net/mullvad/mullvadvpn/model/CustomListName.kt
new file mode 100644
index 000000000000..5822eec2b3a1
--- /dev/null
+++ b/android/lib/model/src/main/kotlin/net/mullvad/mullvadvpn/model/CustomListName.kt
@@ -0,0 +1,20 @@
+package net.mullvad.mullvadvpn.model
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+@JvmInline
+value class CustomListName private constructor(val value: String) : Parcelable {
+
+    override fun toString() = value
+
+    companion object {
+        const val MAX_LENGTH = 30
+
+        fun fromString(name: String): CustomListName {
+            val trimmedName = name.trim().take(MAX_LENGTH)
+            return CustomListName(trimmedName)
+        }
+    }
+}