The Joy Factory BCD109 BubbleShield sleeve is designed to prevent dirt, sand, oil, grease, water, finger prints and other undesired substances from entering mobile devices. It is super-strong, yet magically thin, ensuring your touch screen doesn't miss a single gesture. The BubbleShield sleeve is designed to endure one messy onslaught after another. For multiple uses, just wipe down the outside with a damp cloth and you're good to go. This BubbleShield can even be attached to a carabiner or lanyard to connect to your backpack, diaper bag or purse.