<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/circular_button_background" />
    <item
        android:drawable="@drawable/ic_arrow_left_black_24dp"
        android:bottom="16dp"
        android:top="16dp"
        android:left="16dp"
        android:right="16dp" />
</layer-list>
