【New, Unused】 Contour Design RollerMouse Pro Wireless Regular Contour Design RollerMouse Pro Wireless Regular Vegan Leather Model Number: CDRMPRO10210 Amazon Retail Price: ¥73,873 This is an ergonomic mouse released by Contour Design. The palm rest acts as a mouse, reducing the need to switch between keyboard and mouse, which greatly reduces strain on the wrists and shoulders. I am selling this because I haven't had the opportunity to use it after purchasing it. It is new and unused. ・Ergonomic Design The RollerMouse Pro is a centrally-placed mouse designed for ergonomic and comfortable desk work. ・RollerMouse that combines design and functionality You can connect via USB cable (wired), wireless connection using a receiver, or Bluetooth connection. Contour Design Roller Mouse Pro - Wireless Ergonomic Mouse for Laptop and Desktop Computer w/Programmable Buttons Slim Design and Plug & Play Insta Reduces strain on the carpal tunnel, wrists, shoulders, and forearms. Mouse for carpal tunnel and tennis elbow relief.