Laser-cut and welded construction, Water resistant neoprene material armband with a PVC frame and clear protective cover window lets you navigate your device while keeping it safe and secure, Lightweight, adjustable unisex fitness armband can be wrapped around the wrist or around the bicep, Chafe-free design helps move in comfort, Created to fit most iPods, MP3 players and smart phones, Simply slip your device into the slit in the back, plug in your earphone jacks and go, Integrated storage - room for you to keep a key on and while you exercise, The outer window border is reflective for additional safety at night.