3 years and up. Fill your classroom with foamy fun! This 2-pack of Playfoam Pluffle brings a world of sensory play possibilities to center time, playtime, or any other appropriate place. The foam will cluster in children's hands when they squeeze it and immediately expand after they let it go. This play experience will give children both rich tactile stimulation and a dependable source of calm. Includes one 2 lb. bag of each color, blue and green.