COSMOS Black Color Soft Neoprene Sleeve Carrying Travel Case for SoundLink Mini Bluetooth Speaker Power Adaptor or Car Charger DESIGN: Protective Case pouch compatible with Logitech Bluetooth Mouse M557 & M212 (Computer Mouse is NOT included) MATERIAL: Waterproof Neoprene material. 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. Front side in BLACK color and back side in Red color.