High-density Premium Memory Foam:The keyboard wrist rest is made of comfortable high-density high-quality memory foam and soft,smooth and breathable advanced pu material,while the soft fabric is matched with a waterproof inner lining,which is easy to clean.Comfortable,durable and ergonomic touch. Non-slip Silicone Base:The non-slip rubber base is made of natural rubber,which is non-toxic and safe to use.Provides a secure grip,holds the keyboard wrist support securely in place,and prevents the keyboard from sliding or accidentally moving on the desk. Advanced Ergonomics:The special cloud-shaped design fits perfectly with your wrist,ensures your wrist is properly aligned and reduces the pressure on your elbows and shoulders,making you feel more comfortable when rubbing your wrist and palm. Unique cloud shape design:The cloud-shaped design of the keyboard wrist rest fits your hand better.Keep your wrists in a straight line,not at an angle to the keyboard.The new concave-convex