Avisa Global Waterproof Sport Armband Unisex Running Jogging Gym Arm Band Case Cover for Mobile iPhone 6s 6 Plus Phones Below 6 Inches (Blue) Unisex and waterproof fitness band is light in weight arm band will keep your mobile / iPhone safe and Protected. Adjustable sticker lets you adjust your arm band for maximum comfort. It has precision cut-outs for easy access to headphones ports and controls. This is an adjustable arm band with a sporty look. The ease-fit armband plus wraps snugly around your arm and has a slim, form-fitting design. For convenience, the armband is hand washable. It can easily fit almost any smart phone of 5.7 inches.