Black 128GB USB flash drive ADATA UR350 Texture with a nickel hue Housed in a unibody casing, the COB process is dust- and water-proof. A lightweight 3.5g USB 3.2 Gen1 (USB 5Gbps) transmission interface for portable storage Lost caps are no longer an issue thanks to the capless design. ADATA UR350 USB Flash Drive, 128GB Stylish Self-Assurance on the Go A flash drive that gleams like a piece of art in your hand. The UR350's sleek, uncomplicated design is appealing and fashionable. It is made of metal and has been polished to a high-quality nickel-toned finish. The additional materials' detail emphasizes the fashion and technology combination even more. Lost caps are eliminated thanks to a unibody capless design. Data storage is no longer an issue with the UR350.