niceeshop(TM) Novelty 8GB Shark USB 2.0 Flash Drive Memory Stick U Disk,Black Size:5x7cm/1.97x2.76inches Hi-Speed USB 2.0 and compatible with USB1.1 Cool and portable Shark designed flash drive; Comes with a beaded key chain 8GB storage capacity allows you more quick to transfer music,applications,ringtones,pictures,images,ect Support:Windows 98/98SE, Me/2000/XP, VISTA, 7; Mac: OS 9.0/ 10.0 or later; Linux: kernel 2.4 or later