Come and see our amazing products. This Sport Arm bag have two pocket, one with Zipper, Great to store your mobile when you are Gym, Running. Climbing. Enough capacity for store your phones,MP3, or other items. Adjustable soft elastic with that fit for different upper-arm. and a front pocket. Great gift for your promotion events. The price includes the shipping cost to ca, QTY for 20000pcs and over by ocean. 100% guarantee for quality. Rush service is available. Pls confirm with us about the packing info, stock status and exact production time before placing your orders.