Audit Material Components library?
https://github.com/material-components/material-components-android/tree/1.1.0
com.google.android.material.snackbar.Snackbar
com.google.android.material.appbar.AppBarLayout
https://github.com/material-components/material-components-android/tree/1.1.0
com.google.android.material.snackbar.Snackbar
com.google.android.material.appbar.AppBarLayout