The Fellowes Memory Foam Silver Streak Mouse Pad Wrist Support has been ergonomically designed to conform to the user’s wrists, redistribute painful pressure points and ensure proper hand position when using a mouse. The soft memory foam pillow conforms to the user’s wrists for exceptional comfort, yet never loses its shape.The Fellowes Memory Foam Mouse Pad Wrist Support is also optical mouse friendly.memory foam wrist rest & mousepad, soft foam pillow conforms to your wrist for exceptional comfort yet never loses its shape, optical-friendly mouse pad features superior tracking surface, redistributes pressure points and ensures proper hand position while mousing, silver streak