<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:innerRadius="7dp"
    android:shape="ring"
    android:thickness="1dp"
    android:useLevel="false">

    <solid android:color="#999999" />
    <size
        android:width="18dp"
        android:height="18dp" />
</shape>