Logitech MX Vertical Advanced Wireless Optical Ergonomic Mouse with USB and Bluetooth Connection Graphite 910-005447 - Best Buy
Logitech MX Vertical is a stand-up mouse
Lift Vertical Ergonomic Mouse | Logitech United Kingdom
The new Logitech Lift is a cheaper, colorful vertical ergonomic mouse with left-handed version and long battery life - NotebookCheck.net News
Amazon.com: 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 : Electronics
Logitech Lift Vertical Ergonomic Mouse for Mac Review