app/src/main/res/drawable/send_icon.xml
<vector android:autoMirrored="true" android:height="24dp"
android:tint="#000000" android:viewportHeight="24"
android:viewportWidth="24" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
<path android:fillColor="@android:color/white" android:pathData="M2.01,21L23,12 2.01,3 2,10l15,2 -15,2z"/>
</vector>