Feature:1. Premium Materials: Made of nylon and EVA, this mouse case is durable, wear resistant and has a long lifespan.2. Lightweight and Portable: Compact, lightweight and portable, it comes with a comfortable hand strap for easy portability and can fit in a bag, backpack or laptop bag.3. Shockproof: There is a recessed scroll wheel port inside, so that the mouse is firmly placed in the casing, shockproof, and does not shake.4. Zipper Design: This hard travel mouse storage case has a smoothing, sturdy zipper for easy opening and closing.5. Perfect Fit: This mouse case is specially designed for Razer Viper Ultimate Hyperspeed Lightweight Wireless Gaming Mouse.Specification:Item Type: Travel Mouse CaseMaterial: Nylon, EVAColor: Black (inner Gray)Applicable: for Razer Viper Ultimate Hyperspeed Lightweight Wireless Gaming Mouse.Package List:1 xTravel Mouse Case