Fortech Grizzly Leather USB 3.0 Flash Drive 64gb High Speed Usb Flash Disk Data Traveler-black(64GB Black) Super Speed USB 3.0 interface, hot Plug and play compatible with USB 2.0 on window PC and Mac systems; Up to 3 times faster than USB 2.0, (up to 45MB/s read and 20MB/s write); First Class Leather with shining Metal; Available in multiple Colors and various large capacity(16GB, 32GB, 64GB. Black,white,brown,Red,Orange,Blue); The Grizzly USB could be attached with your keys; 3.4 x 1.3 x 0.6 inches ; 1.1 ounces; Brand New and with Retail Package; Super quality NAND and brand IC controller; CE, Rohs, FCC Complied;