Silicon Power 8 GB Blaze B30, Pack of 10 (SP008GBUF3B30V1KIO) Swivel cap design that enables to prevent the problem of cap loss. Stylish look with classic diamond-cut pattern. SuperSpeed USB 3.0 interface, backward compatible with USB 2.0. Work with PCs and Macs, letting you to share files between different platforms. Backed by lifetime warranty that guarantees complete services and technical support.