google-material-design-icons/android/av/3k/materialiconsoutlined/black/res/drawable/outline_3k_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="M15.5,3h-11C3.67,3 3,3.68 3,4.5v11C3,16.32 3.67,17 4.5,17h11c0.83,0 1.5,-0.68 1.5,-1.5v-11C17,3.68 16.33,3 15.5,3zM15.5,15.5h-11v-11h11V15.5z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M11.5,10.5l1.17,1.5l1.16,0l-1.5,-2l1.5,-2l-1.16,0l-1.17,1.5l0,-1.5l-1,0l0,4l1,0z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M9.5,11.5v-3C9.5,8.22 9.28,8 9,8H6.5v1h2v0.5h-1v1h1V11h-2v1H9C9.28,12 9.5,11.78 9.5,11.5z"/>
</vector>