shape_rectange_with_stroke_only.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <padding
        android:bottom="10dp"
        android:top="10dp"
        android:left="10dp"
        android:right="10dp"
        />
    <corners
        android:radius="200dp"
        />
    <stroke
        android:color="@android:color/darker_gray"
        android:width="2dp"
        />
</shape>