GreeGear USB Colorful Backlights LED Gaming Keyboard with Optical 7 Colors Mouse Combo The caps are made of high strength ABS plastic, can be an effective anti-violence and anti-beat frequency of use for high-intensity gamers. Large and Antiskid Hand Holder and ergonomic design help your hand reduce fatigue while playing games. Cool design, technology lines design, make the keyboard more game. Simple USB Plug & Play connection. No conflict, no slow, makes game more fast. Key with over 10 Million key-press lifecycle. Good design, Smooth lines, Angular, fashional Light letter and 3 special light keycaps, more cool, giving you a new feeling, show off your exquisite fashion touching and unique charm. 7colors changeable optical mouse perfect for gaming players to use.