COSMOS &reg; Black Neoprene Carrying Protection Case Pouch for Logitech Bluetooth Tablet Mouse M557 & M212 DESIGN: Protective Case pouch compatible with Logitech Bluetooth Mouse M557 & M212 (Computer Mouse is NOT included) MATERIAL: Waterproof Neoprene in BLACK color. Lightweight, waterproof, durable and washable. FEATURES: Zipper closure for easy access to your Logitech mouse With 1pc carabiner in black color for carrying and organizing purpose Dimension: about 4"L x 3"W x 1"H