custom usb drives 4gb

custom usb drives 4gb USB Flash Drive Specification Available capacity Common size: 32MB-256GB Big size: 256GB Shape wristband, pen, cartoon, food, fruits, heart, soccer, lighter, neckline, namecard, credit card, beer bottle, drinking bottle, flight, shoes, clothes, car, bullet, lipstick, candy and so on. Additional service Pre-load data, boot auto run, password protection, space partition Battery No need battery is real Plug-and-play Operating system Free for all system