Introducing the Botabee Replacement Ball Set for VTech Pop-a-Balls Push & Pop Bulldozer. This vibrant, multi-colored 6 pack is perfect for your little one's playtime. The balls are compatible with the popular VTech Ball Popper Bulldozer and other baby ball play toys of similar size. With a 1.75" diameter, these balls are easy for babies and toddlers to grasp, aiding in the development of motor skills and hand-eye coordination. The durable, lightweight construction ensures long-lasting, ball popping fun. This set also serves as an educational tool, helping your child improve color recognition and counting skills through ball play.