Logitech's Lift is a vertical mouse that's easier to grasp | Ars Technica
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
Mouse Side-by-Side Comparison Tool - RTINGS.com
Logitech MX Vertical review | PC Gamer
ロジクール、一回り小さくなって持ちやすくなった縦型エルゴマウス「LIFT M800」 - PC Watch
Logitech MX Vertical Advanced Wireless Optical Mouse with Ergonomic Design Graphite 910-005447 - Best Buy