Sports Armband, Ailkin Running Sports Armband for iPhone 7 6s / iPhone 6 4.7 & Samsung Galaxy S6 / S6 Edge 5.1 inch - Card Slot, Sweat-proof, Magenta (Compatible with Cellphones up to 5.2 Inch) Perfect Fit: Apple iPhone 7 iPhone 6 4.7 inch & Samsung Galaxy S6 / S6 Edge 5.1 inch, Lightweight armband keeps your phone secure and protected. Functionality: Waterproof and sweat-proof funtion to better protect your mobile phone, make you feel more comfortable during exercise.Very easy to insert and remove your device.Cutouts for easy access to headphones port and controls. Bonus Safety Features: Lightweight soft neoprene that is molded to twist and bend but will not stretch out of shape.Built-in hidden key holder to help you minimize carrying extra things when hitting the gym! Reflective strip to enhance Jog Safe precaution running in low light conditions. Sizing: Adjustable Velcro band supports a wide range of arm girth from 10.8" (27.5cm) to 17.3" (44cm),will not stretch out of shape.Adjustable velcro strap protects and stabilizes device without slipping or constricting. What We Offer: This product is sold exclusively by AILKIN.Lifetime warranty.