This set of large knob handle is perfect for a child's grasp and the high density foam is easy to clean. There is a label on the clear surface that makes alignment easy. Each set comes in a reusable, plastic case. The stamps work great with our paint or ink pads. Encourages interest in sports. Each set of 3" foam stamps includes the following 10 pieces: baseball, football, basketball, volleyball, cricket, ice hockey, track, soccer, skiing, and tennis.