The Create & Build maker give kids of all ages a new way to play. Children and adults alike can now make their own build-able, stack able structures with the square and hexagonal extrude. Mad Matter is an addictive, super-soft modelling compound that shapes easily. Press it, mold it, knead it, stretch it, squeeze it, or just pull it slow and watch it flow! And clean-up is a breeze. Mad Matter's unique non-toxic formula is gluten, casein & wheat-free. Available in 6 colors that can be blended. It never dries out & can be used again& again, providing endless fun & creative play.