Mouse Wrist Rest is made with memory foam (viscoelastic) to provide maximum support. Rigid nonskid base keeps wrist rest firmly in place. Microfiber cover repels sweat and dirt to stay soft. Nonglossy mousing platform offers superior optical mouse performance. Temperature and pressure-sensitive foam molds to the body's contours. Large rest surface eliminates pressure points to improve comfort.Mouse Wrist Rest is made with memory foam (viscoelastic) to provide maximum support. Rigid nonskid base keeps wrist rest firmly in place. Microfiber cover repels sweat and dirt to stay soft. Nonglossy mousing platform offers superior optical mouse performance. Temperature and pressure-sensitive foam molds to the body's contours. Large rest surface eliminates pressure points to improve comfort.