Storage Case for Logitech M575OW Bluetooth Unifying 5 Wireless Mouse Trackball - Aenllosi I purchased this last year and have kept it in storage without ever using it. Only the case is for sale. Please note that the case may be packed open to adjust the thickness for shipping. [Product Description] Made of durable and long-lasting premium hard EVA. The soft interior can reduce damage to the product. Convenient hand strap and smooth zipper allow for unobstructed use, recommended for travel and home storage. The hard case is shockproof, dustproof, and semi-waterproof, protecting the main unit and storing peripherals. Internal dimensions: 14 x 10.5 x 5.5 cm External dimensions: 15.5 x 12 x 6.5 cm Weight: 108.9g Material: EVA