iGadgitz Pink Reflective Anti-Slip Neoprene Sports Gym Jogging Armband for Samsung Galaxy S3 III i9300 Android Smartphone Cell Mobile Phone (Compatible with all carriers incl AT&T, Sprint Nextel, T-mobile & Verizon Wireless) Textured dimple effect on back and straps grips the armband in place. Produced from superior quality neoprene with reflective banding Access to headphones and all controls, including full use of touch screen. Secure Velcro adjustable fastener. Minimum arm circ 26cm; Max 44cm. Water resistant. Perfect for jogging, cycling, gym etc. Compatible with all carriers incl AT&T, Sprint Nextel, T-mobile & Verizon Wireless