Your clients - young and old alike - won't be able to keep their hands off the softest, fluffiest, lightest sensory compound on earth! Great for developing fine motor skills, and the smooth texture feels great, there's no grit or sticky residue and it won’t stain or dry out – ever! Reuse over and over again. Gluten- and allergen-free. Bubber has antimicrobial properties because there is no water in the formula to allow bacteria to grow. 21-oz. box. Please specify color when ordering: green, red, blue, or purple. Tub sold separately.