Innovative, fun modeling material that air dries in 24 hours Special formula does not crumble and is mess free Non-greasy formula air-dries to a smooth, resilient finish that can be painted and decorated 76 (1oz) pouches of Assorted Model Magic Model Magic is lightweight, spongy and sticks to itself - not your hands! Shape it, mold it and air-dry to save your projects. Or, put it in a re-sealable container to play another day! Use Crayola markers, paints or other items to decorate your designs. Expanded assortment available online. This item not carried in store.