Bright and cheerful, our 2-ply 8 1/2"-dia. multicolored rubber balls appeal to children and teachers alike. And when you purchase our 6-ball set, you receive a FREE stencil set! Mark balls with numbers or letters exactly as you want. Use balls to teach colors, or mark them to play word and number games. Six balls. One ball in each color - Red, Blue, Yellow, Green, Orange, Purple. Plus free stencil set!