iGadgitz Black Reflective Neoprene Sports Gym Jogging Armband for Samsung Galaxy S2 i9100 Android Smartphone Cell Phone (SUITABLE FOR AT & T MODEL ONLY (model number SGH-I777) Custom made for Samsung Galaxy S2 i9100. (SUITABLE FOR AT & T MODEL ONLY (model number SGH-I777) Produced from superior quality neoprene with reflective banding Access to headphones and all controls, including full use of touch screen. Secure adjustable fastener. Minimum arm circ 26cm; Max 44cm Water resistant. Perfect for jogging, cycling, gym etc.