Marsboy Water Resistant Sports Armband Protector Holder Keeper for iPhone 6 6s End your exercise boredom now-Listen to your favorite music, audio book or use a fitness app as you workout wearing your cool, stylish Marsboy Armband. Can be used for many different sports, gym and general activities - not just for running! Material: Lightweight soft neoprene that is molded to twist and bend but will not stretch out of shape. Washable with gentle soap and water, then air dry. Can keep sweat away from your phone. Functionality: Exercise your right to a case is also a Sports Armband. Stays put while you run. Touch screen works through the clear cover. It is sweat resistant and strong yet incredibly flexible and expandable - an iPhone will fit in it with a slim case still on. Ultra slim and sweat-proof. Effectively prevents the sweat from entering the phone bag. Charger for detachable 18650 Li-ion battery which can be used on intercom, toy, portable device etc. Support playtime up to 10 hours. Product comes with 12-month warranty. 24/7 customer service available.