... usb wrist band (2)USB Silicone Wrist band(usb flash wrist band,silicone wrist band usb flash USB Silicone Wrist BandUSB Silicone Wrist band(usb flash wrist band,silicone wrist band usb ... ) Capacity: 64, 128, 256, 512MB, 1G, 2G, 4G(5) Both USB 1.1 and 2.0 available(6) Driverless installation in ... : Inner : Inner packing: 1pcs/ plastic bag; Outer packing: 50pcs/CTN USB Silicone Wrist band