It is made of stainless steel material, uneasy to change shape later on and never breaks. With high speed of usb 2.0, read speed: 12-18mb/s, write speed: 5-8mb/s, appropriate for all computers with USB connection. Integrated design of no cover with key ring provides convenience for connecting your key chain. You don't need to worry about losing it. Also 1GB, 2GB, 4GB, 8GB, 32GB, 64GB are available for your option.
