- This neoprene case provides a perfect fit for your mobile phone and is ideal for sporting activities.<br>- Arm attachment of your Samsung Galaxy gives you much better freedom of movement when you are active.<br>- Flexible armband adjustable by means of a hook and loop fastener.<br>- Opening for connecting a pair of headphones.<br>- Small compartments for keys and other flat things. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-021-0396, indicating validated use in U.S. government and defense logistics supply chains.