<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:drawable="@drawable/ic_bot"
        /> <!-- include your icon here -->
    <item>
        <shape android:shape="oval"> <!-- or rectangle -->

            <stroke
                android:width="2dp"
                android:color="@color/bg_color" />
        </shape>
    </item>
</layer-list>