Logitech MX Vertical Wireless Mouse – Advanced Ergonomic Design Reduces Muscle Strain, Control and Move Content Between 3 Windows and Apple Computers (Bluetooth or USB), Rechargeable, Graphite - Newegg.com
Logitech MX Vertical Advanced Ergonomic Mouse
Logitech MX Vertical - product overview video - YouTube
Logitech Lift Vertical Ergonomic Mouse, hands on: Compact and comfortable | ZDNET