[android-components](../../index.md) / [mozilla.components.browser.state.state](../index.md) / [CustomTabConfig](index.md) / [id](./id.md)

# id

`val id: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html) [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/browser/state/src/main/java/mozilla/components/browser/state/state/CustomTabConfig.kt#L32)

a unique ID of this custom tab.

### Property

`id` - a unique ID of this custom tab.