Product Overview: This is the Elecom trackball mouse tilt adjustment disc pad "MP-TBM02BK". The angle can be adjusted forward, backward, left, and right, reducing strain on the wrist and arm during work. Features: ・360° rotation for tilt adjustment ・Non-slip processing for excellent stability ・Supports a natural posture with an inclination angle of approximately 20° ・Edge processing that is gentle on the wrist ・Materials: Polycarbonate and silicone External Dimensions: W approx. 120mm x D approx. 48mm x H approx. 126mm Other Notes: This product can be purchased immediately. Please consider this item as a used product, as there are stains. There are no smokers in the household. We have a cat, so please refrain from purchasing if you have allergies (We will remove cat hair as much as possible, but it is difficult to completely eliminate it, so please purchase only if you understand this).