Contour Design Universal ArmSupportThe Universal ArmSupport ensures an ergonomic working position, easing neck, back, arm, and wrist tension. Compatible with any mouse and keyboard, it alleviates forearm pressure and reduces upper body strain. Designed for use with Contour's RollerMouse products, including the Balance Keyboard. Optimise Your Workstation Maintain a comfortable posture with the Universal ArmSupport, which positions your hands ergonomically whether sitting or standing.