Insten Wrist Comfort Mouse Pad for Optical/Trackball Mouse, Blue Ever had a sore wrist after extended time in front of your computer? This mouse pad is designed to ease the suffering of your wrist.. Designed for ease of motion and relief of joint stress. High quality, thin and lightweight. Help your mouse get an accurate tracking and click. Perfect for Optical or Trackball Mouse. Non-slippery backing, avoid the mouse pad from sliding. Size: 230 x 180 mm / 9.0 x 7.0 inches. Material: Nylon. Color: Blue. Accessory Only. Mouse NOT included.