Flexion Sport Exercise Armband [Kinetic Series] with Key Holder for Apple iPhone 6 (4.7") Touchscreen Compatible Clear Cover & Machine Washable &ndash; Black True flextech - our kinetic series defines elegant and functional products for your active lifestyle Fully exercise-proof: made from premium neoprene, our sport exercise armband is the perfect sweat resistant, strong, and flexible Perfect fit: our armband is equipped with a fully adjustable stitched velcro fastener for arms between 9 - 16.5 inches in circumference Full touchscreen compatibility: enjoy the full use of your phone through the protective screen cover on the armband Enjoy your kinetic series product as a permanent accessory to your active lifestyle