Powerful Storage & High Speed -- The 64GB oversize capacity allows you to store lots of videos, photos, music, games and other files without risk of loss. Equipped with a USB3.0 interface to help you transfer file data quickly with read speeds up to 60Mb/s and write speeds up to 15Mb/s. Waterproof and Durable -- Due to the use of unique UDP packaging technology and metal housing, can stay use after dry if the u disk accidentally falls into the water. The USB flash drive has dust and impact protection, rugged and safely protect your file data. Portable and Convenient Design -- The thumb drive is so small (size: 1.90*0.48*0.1inch ) and handy that you can put it in your pocket or purse.There is also a keyring on the USB drive, and help you to attach it to your backpack or wallet, carrying the data wherever you go.