Ergonomic design, 3D USB Mouse, high precision roller, optical accurate positioning, long time use, reliable performance, durability, comfortable handle mouse shape. Assorted Colurs: Black, Blue and Red
Blacks out screen image when viewed from the side to prevent prying eyes from reading your screen, while keeping a crystal clear screen image from straight-on view Protects screen from scratches and fingerprints and is easy to attach and remove Reversible; matte side helps reduce glare and filter is compatible with touchscreen laptops and monitors