Ploopy Trackball is a Do It Yourself trackball.
Ploopy Trackball Classic, 2019
Ploopy Trackball came out around 2019.
Ball diameter: 46 mm [see Trackball Ball Sizes and Replacement]
The design is modeled after the Microsoft Trackball Explorer.
Ploopy Mini Trackball
Ploopy Mini Trackball came out around 2021.
Where to Buy