Designed by an Orthopedic Surgeon – Ergonomic Wrist Support IMAK Wrist Cushion for Mouse is filled with massaging ergoBeads, making for the most comfortable ergonomic wrist support available. The unique design is shaped for easy maneuvering of the mouse, while comfortably supporting your wrist and forearm to eliminate stress. Call 800.843.4395 for information on cost and how to buy.