PQI i-Mini 32GB Super High-Speed USB 3.0 Flash Drive World's smallest USB3.0 COB Pen Drive. The patented PQI COB 3.0 technology surpasses the COB 2.0 limit of 4 pads to match the USB 3.0 specifications. High-quality metallic finish, unibody design. Quality metal casing with sand-blasted matte finishing for the premium look and feel. Strong, tensile Zinc-alloy unibody with extra strength and protection for your valuable data. Fits in flush with the exterior of Ultrabooks and MacBook Airs to become an integral part of the laptops. Best Storage Choice for Ultrabook, MacBook Pro, MacBook Air, Tablet OS Supported: Windows 2000, XP, Vista, 7, 8 / Mac 10.x or above