uxcell Neoprene Double Pocket Mobile Pouch Arm Bag Hook Loop Fastener Strap Product Name : Mobile Pouch Arm Bag Strap size: 10"~13 3/4cm(girth) Case Size: 4 3/4 x 3"(L*W) (please measure your phone or PDA which can be holded by it) Wight: 40g Package content: 1 x Mobile Pouch Arm Bag