SANOXY Ergonomic Design: Keycap designed with finger joint concave structure and frosted surface contact more exquisite; Precise calculation of angle and distance between keys make it use very comfortably and easily to type. Easy to Operate:USB plug and play, no driver needed. Anti-skid and waterproof design. Laser carving characters, non-slip design, splash proof and durable. Long Life Membrane Key Switch: The caps are made of high strength ABS plastic, provide a better tactile response and a quitter typing experience, can be an effective anti-violence and anti-beat frequency of use for high-intensity gamers, Last up to five million keystrokes. Hot Keys:Control your media player and browse the Internet with just one key touch using the built-in Multimedia and Internet Hot Keys for easy access to your favorite media or website.