The soft Wrist Pillow conforms to your hand without pressure points or restricted motion. Fits any mouse or trackball. Non-skid base keeps rest firmly in place. - Pillow foam for soft, durable support - Non-skid base keeps wrist rest firmly in place - Rest provides comfortable support that's large enough for any mouse or trackball - Large surface eliminates pressure points to improve comfort - Wrist rest easily conforms to hand without restricting motion - Large mousing surface for all-day ease and comfort