1.Comfortable Memory FoamThe unique waterproof lining can prevent the damage from spilled liquid. Made of Memory Foam, the fabric of the surface is super soft, slow bounces back and not easy to out of shape provides comfortable and elastic support to wrist. 2.Non Slip Rubber BaseNo-slip rubber undersurface firmly grips the desktop, the mouse pad could lay flat and stay in place firmly with no unwanted slipping around to offer you stable operation and allowing you to freely move your mouse without interruption, no need to worry about the mouse pad slipping away. 3.Fatigue-free Typing DesignThis keyboard wrist rest and mouse wrist rest pad set is contoured ergonomically to keep the wrist well supported for higher while working and gaming for long periods of time. Perfect wrist & hand fatigue reliever for workers, gamers, writers, editors who are engaged at long typing work. 4.Environmental materials and easy to clean: These mouse pads are made of soft breathable cloth, soft silicone -filled wristbands, non -toxic, no chemical substances, which can be used safely. It can be used for a long time. No fading, no wrinkles. It can be cleaned before and after, and it is easy to clean.