ForTech Portable USB Flash Drives 16 gb 3.0 with High Speed 45 mb/s Blue New Technology -----Super Speed USB 3.0 interface, hot Plug and play compatible with USB 2.0 on window PC and Mac systems; Fast Speed -----Up to 3 times faster than USB 2.0, (up to 45MB/s read and 20MB/s write); Classic Design ----- First Class Leather with shining Metal; Available in multiple Colors and various large capacity(16GB, 32GB, 64GB. Black,white,brown,Red,Orange,Blue); Portable ----- 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; Guaranteed ----- 5 years warranty, free technical support; Super quality NAND and brand IC controller; CE, Rohs, FCC Complied;