The Microsoft Easyball Vintage Children's Navigation Trackball PC Device is a nostalgic and unique computer accessory designed for children. With its colorful multicolor design, wired connectivity, and single button function, this trackball allows kids to navigate on their PC with ease. The Microsoft brand ensures reliability and quality, making this device a fun and functional addition to any child's computer setup.

We bought these for our preschool many years ago and never used them. This is for one unit as shown only unboxed to show all the contents.