text: [android-components](../../../index.md) / [mozilla.components.concept.engine.permission](../../index.md) / [Permission](../index.md) / [ContentVideoApplication](index.md) / [desc](./desc.md)
  
  # desc
  
  `val desc: `[`String`](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`?` [(source)](https://github.com/mozilla-mobile/android-components/blob/master/components/concept/engine/src/main/java/mozilla/components/concept/engine/permission/PermissionRequest.kt#L86)
  
  Overrides [Permission.desc](../desc.md)
  
  an optional description of what this permission type is for.
  
  ### Property
  
  `desc` - an optional description of what this permission type is for.