Feature: 1. Made of EVA and nylon material, shockproof, dust-proof and water resistance. 2. Protect your favorite device from bumps, dents and scratches. 3. Lightweight and compact size to put in your backpack. 4. Steady hand lanyard for portability and inner soft elastic foam. 5. Zipper design for easy opening and closing. 6. Specially designed for Logi-tech MX Master/MX Master 2S mouse. 7. Zipper design for easy opening and closing. Specially designed for Logi-tech MX Master/MX Master 2S mouse. 8. Durable material: Made of EVA and nylon material, shockproof, dust-proof and water resistance. 9. More safe: Protect your favorite device from bumps, dents and scratches. 10. More protable: Lightweight and compact size to put in your backpack. 11. More comfortable: Steady hand lanyard for portability and inner soft elastic foam. 12. Unique design: Zipper design for easy opening and closing. Specification: This EVA hard case for wireless mouse is lightweight and compact to fit in your backpack, carry-on or luggage for improved traveling conservation. Features: Made of EVA and nylon material, shockproof, dust-proof and water resistance. Protect your favorite device from bumps, dents and scratches. Lightweight and compact size to put in your backpack. Steady hand lanyard for portability and inner soft elastic foam. Zipper design for easy opening and closing. Specially designed for Logi-tech MX Master/MX Master 2S mouse. Specifications: Material: EVA Color: black Package Weight: 80g / 2.82ounce Package Size: 150 * 110 * 70mm / 5.91 * 4.33 * 2.76in Note:carrying case only, devices are not included Package List: 1 * Mouse Carrying Case Package List: 1 * Mouse Carrying Case