Features: With slide-out design, it can protect your data and USB interface from dust, making it more reliable and fashionable. With USB 3.0 interface, wide compatibility with USB 3.1 and USB2.0, making it more convenient and practical. Key ring design offers convenience for portability and prevents from missing. Exquisite craftsmanship guarantees its quality and sturdiness, offers you a sense of assurance. With plastic cover, it is still sturdy after times of falling down. Light-weight and small enough, it offers you convenience on the go.