android/device/discount/materialiconsround/black/res/drawable/round_discount_20.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="20dp"
    android:height="20dp"
    android:viewportWidth="20"
    android:viewportHeight="20"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M16.56,11.53l-5.97,5.97L3,9.91v1.5c0,0.4 0.16,0.78 0.44,1.06l6.09,6.09C9.82,18.85 10.21,19 10.59,19c0.38,0 0.77,-0.15 1.06,-0.44l4.91,-4.91C17.15,13.07 17.15,12.12 16.56,11.53L16.56,11.53z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M9.53,14.56c0.59,0.59 1.54,0.59 2.12,0l4.91,-4.91c0.59,-0.59 0.59,-1.54 0,-2.12l-6.09,-6.09C10.19,1.16 9.81,1 9.41,1H4.5C3.67,1 3,1.67 3,2.5v4.91c0,0.4 0.16,0.78 0.44,1.06L9.53,14.56zM6.5,3.5c0.55,0 1,0.45 1,1s-0.45,1 -1,1s-1,-0.45 -1,-1S5.95,3.5 6.5,3.5z"/>
</vector>