CrazyFire Smartphone Running Armband, Outdoor Portable Neoprene Cellphone Arm Bag Pouch Waterproof Smartphone Arm Sleeve Pocket Zipper Closure Travel Storage Case Crazyfire cellphone armband made of high quality neoprene material The waterproof and lightweight arm bag is an ideal choice for running, uses high elastic band, very easy to wear and do not fall easily. Double pockets,convenient to place your cellphone,earphone,cable,,keys,credit cards Fashionable and practical sports bag for all outdoor activities,zipper design ensure safety suit for below 5.5" smartphones Mini and lightweight, easy and comfortable to carry while doing sports