Kids create their very own high-bouncing ball with this all-in-one kit that includes everything they need to easily transform a pliable putty to a permanent bond in just 10 minutes! They simply choose their colors, effects and patterns to design an awesome toy that lasts forever. There are more than 100 possible combinations! The kit comes complete with a plastic mold featuring 5 unique shapes, plus 10 nontoxic compound packets for mixing. Mold measures 1 1/2" x 4 1/2" x 6".