Ricco &reg; Aluminum Metal Bullet USB High Speed Flash Memory Key Pen Drive Disk Stick Waterproof and Shockproof (Ricco &reg; 01-017) (16GB Polished Silver) 100% Brushed Aluminium Body Finish, Key Ring and Clasp Included Screw-cap enclosure and Ultra Strong Body and Light Weight High-Speed USB 2.0 Certified Flash Memory Make the ideal gift for anyone who needs to move around different computers Dimension: 55 x 10x 10mm, Weight: 26g (approx.)