Delux M618 Plus USB Ergonomic Vertical Mouse (Blue Light Version)
Ergonomic Mouse Optical Vertical Mice 6 Keys USB Wireless 2.4GHz 1200DPI For PC | eBay
Evoluent Verticalmouse 4 Small Wireless Mouse Optical Wireless Radio Frequency 1 Pack USB 2600 dpi Scroll Wheel 6 Buttons Right handed Only - Office Depot
Logitech MX Vertical Advanced Wireless Optical Ergonomic Mouse with USB and Bluetooth Connection Graphite 910-005447 - Best Buy
Logitech Lift Left Vertical Ergonomic Mouse Graphite Optical Wireless BluetoothRadio Frequency Graphite USB 4000 dpi Scroll Wheel 6 Buttons SmallMedium HandPalm Size Left handed Only - Office Depot
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
Amazon.com: shoplease Wired Vertical Mouse, Optical Ergonomic Mouse with 4 Adjustable DPI 800/1200/2000/3200, 5 Buttons USB Computer Mouse, Better for Large and Medium Sized Hands : Electronics
PERIMICE-513 USB Ergonomic Vertical Mouse 1000/1600 DPI 6 Buttons – Perixx USA