Binney & Smith Crayola Model Magic Primary Colors 6 Single Packs Each Box (Pack of 4) Pack of four each box has 6 single packs Total 24 Crayola Model Magic is lightweight and spongy, even after drying. The non-crumbling formula sticks to itself but not to your hands! The Model Magic Primary Colors set featurse 6 half-ounce packets of Model Magic in: white, black, red, yellow and blue.