Enjoy mess-free crafting and painting with the Kwik Stix tempera paint pens. No cups, smocks, water or brushes are required, simply uncap, twist and paint. The Kwik Sticks color pack comes with 12 pens each of 12 different vibrant colors. You can paint on poster paper, cardboard, wood and canvas. Details: Includes 12 assorted colors 0.35 oz. (10 g) net weight each 144 paint pens Tempera Durable, non-cracking finish Dries in 90 seconds Mess free Nontoxic Nut, egg and gluten free Multi-surface For indoor use All ages