Perixx PERIMICE-508II Wired Vertical Ergonomic Mouse – 6 Buttons, Adjustable DPI 1000/1600/3200/6400, Optical Sensor, USB Plug and Play, Right-Handed, Black

Customers find the mouse ergonomic, with one noting its grippy surface texture, and appreciate its comfort, with one mentioning reduced finger strain. The mouse receives positive feedback for its quality and value for money. While some customers say it's easy to get used to, others find it takes time to adapt to, and the reliability is mixed with reports of the scroll wheel failing after a year of use. The size receives mixed reviews, with some finding it suitable for both small and large hands while others say it's too big for small hands.