How much does this cost to the nearest dollar?

CadMouse Pro Mouse - Optical - Cable - 7 Button(s) - Black
The ultimate ergonomic mouse for CAD professionals CadMouse Pro is the industry-acclaimed purpose-built mouse specifically suited for design and engineering professionals. Featuring superior ergonomics, a dedicated middle mouse button and a high resolution optical sensor, the full-size wired mouse offers exceptional comfort and precision. Professional Ergonomic Design Purpose-built for supremely comfortable use over long CAD sessions, CadMouse Pro feels completely organic, with ergonomic features creating an experience that greatly reduces the muscle and tendon discomfort frequently encountered during long CAD sessions. The Button for CAD Professionals The middle mouse button is designed specifically for CAD users who require a third button to access their application functions. Using less force than a scroll wheel click, the middle mouse button is ideal for CAD applications

Price is $99.00
Price: $98.99