app/src/main/res/drawable/ovo.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="192dp"
    android:height="192dp"
    android:viewportWidth="192"
    android:viewportHeight="192">
  <path
      android:pathData="M96,96m-74,0a74,74 0,1 1,148 0a74,74 0,1 1,-148 0"
      android:strokeWidth="12"
      android:fillColor="#00000000"
      android:strokeColor="#000000"/>
  <path
      android:pathData="M96,96m-54,0a54,54 0,1 1,108 0a54,54 0,1 1,-108 0"
      android:strokeWidth="12"
      android:fillColor="#00000000"
      android:strokeColor="#000000"/>
</vector>