This item is not available for store pick-up, and substitutions are not allowed.
This will ship anywher in the contiguous United States for $5.
Mad Mattr’s unique, non-toxic formula is gluten, casein and wheat free, and available in 6 colors that can be mixed together, too! Not only is Mad Mattr perfect for creating calm, relaxing and imaginative fun, it’s also great for strengthening fingers, hands, wrists and more. Cleanup’s a breeze, since it sticks to itself and not to you. Plus, it Never dries out no matter how long it’s left out. It can be used over and over again providing endless fun-filled hours of stretchy open ended inspired play