<?xml version="1.0" encoding="utf-8"?>
  <layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
      <item
          android:id="@android:id/background"
          android:drawable="@drawable/border_shadow" >
      </item>
  
      <item
          android:id="@android:id/progress" >
          <clip
              android:drawable="@drawable/seekbar_progress" />
      </item>
  </layer-list>