Key Usb Flash Drive completely resistant to water, so can be used normally after drying the water invaded from outside, also it can resist dusty, static,magnetiism and high temperature.Metal hanging buckle design enables this usb flash drive to attach to your keys or a lanyard,key ring shape and lightweight makes Waterproof Key Usb Flash Drive not only a practical tool for data storage, but also a piece of elegant decoration craft. Metal Usb Flash Drive ensures durable long-time usage and keeps your storage safety. Small size make Mini Metal Usb Flash Drive very easy to carry.This custom usb flash drive looks just like a key.It will be a perfect accessory for your keychains, briefcases or your badge holders.