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 MX Vertical Mouse Review - CGMagazine
Logitech MX Vertical (from a gamer's point of view) : r/MouseReview
Logitech MX Vertical Mouse Review: Comfortable but Pricey