Come and see our amazing products. This 16G USB flash drive adopts a metal shell design, waterproof and Not afraid of falling. You can share it with your phone. The original A-class chip is safe and stable in operation,USB2.0,and the transmission is fast and stable. Flexible case protects USB Flash. You can choose 2G, 4G, 8G, 16G, 32G, 64G for businesses or universities. The metal shell with a strong ring is more durable and can be easily fixed to a backpack, wallet or keychain. You can customize U disk LOGO color and capacity as an event gift or sell it. 2 7/16"Lx3/4"W Pls confirm further with us if any query about packing info, inventory status and time schedule.