Key Ring 64GB USB 2.0 Flash Drive Stainless Steel Metal (N/003/64) Fast USB 2.0 interface. Full metallic unibody capless design, just plug and play. Advanced UDP flash chip and high quality sealing technology ensures its resistance to water, dust and vibration. The stylish metal ring make it a perfect accessory for your keychains, briefcases or your badge holders. Best Warranty: Lifetime Manufacturer.