waterproof iphone 4/4S armband case, sport case ,arm belt case ,arm belt case Portable cell Phone Arm Strap Neoprene Material Waterproof Adjustablewith client ... printed logowelcome yr OEM designusage:Promotion, Business Gift, Daily Use for mobile, key, Office and School Supplies. MOQ:100pcsPayment term: ... control your phone.5.OEM,ODM are welcomed. running armband case for IPHONE 4G/4S,with custom logo