Made from cornstarch, Super Puffs are safe, non-toxic, and completely biodegradable. Simply dab a puff on a damp sponge or paper towel to make its own glue. Stick these puffs together and use them in any arts and crafts activity. This set is great for making dinosaurs, people, houses...the possibilities are endless! Encourage children to call out each color they use as they create their masterpiece. Each set includes 900 to 1000 Super Puffs.