TPA- Accessory Combo Kit for Sony Walkman NWZ- S540, NWZ- S544 , NWZ-S545 Series
if your planning on running with it or using it to do exrisise this is not the item that would work for you.<br />the walkman would be on the outside of the armband(not inside a case of any sort) and can fall  off every easily<br />nevertheless it can be used as a case for the walkman fits well and good in the hand