MoKo Sports Armband for Cellphones up to 5.2 Inch - Compatible with Apple iPhone 6 4.7, Samsung Galaxy S6, Google Nexus 5, Sony Xperia Z4, HTC One M9, Key holder Slot, Sweat-proof, BLACK Designed specifically for Cellphones up to 5.2 Inch, Lightweight armband keeps your phone secure and protected. (Note: Suitable for use without phone case) Water Resistant and sweat-proof function to better protect your mobile phone, make you feel more comfortable during exercise. Adjustable hook and loop band supports a wide range of arm girth from 10.8" (27.5cm) to 16.5" (42cm) and stabilizes device without slipping or constricting. Built in Reflective strip for safe running in low light conditions. Built-in Key holder. Cutouts for easy access to headphones port and controls. A sweat resistant layer prevents sweat and moisture from getting in through any cutouts. Lifetime warranty. Search "MoKo Samsung armband" for other styles and color options offered by BSCstore.