Ergonomic wrist-shape groove design on the mice wrist support cushion, perfectly fits to your wrist, numerous massage holes plus two wave-shaped grooves on the keyboard wrist pad, feel extremely comfortable to rub your wrist against to them. Made of comfortable memory foam and soft & smooth & breathable material to the pads, supply lightweight, comfortable, durable, and ergonomic touch, slow bounces back and not easy to out of shape. Maintain proper wrist alignment during computer use, and protect your wrists, hands, and palms against debilitating overuse pain syndromes such as Carpal Tunnel and RSI, designed to take weight off the shoulders and arms, reduce muscle strain. Non-skid rubber base provides heavy grip preventing sliding or unwanted movement for keyboard and mouse pads, it can stay tightly on glossy desk so that you can enjoy stable operation at work or in game. Keyboard wrist support: 40 x 7. 4 x 2. 2 cm; Mouse pad: 24. 5 x 21. 5 x 2. 2 cm; Fits most computers or notebooks or mouse, improve hand and wrist posture, avoid joint and wrist problems, and release your elbows and shoulder stress for long hours of use on the computer.