Creativity Street tempera cakes are an economical source of brilliant, opaque, nontoxic tempera paint. Just wet with water. For a bright velvet texture, brush on any surface (even glass). No more messy spills! When colors are mixed directly on the blocks, simply rinse with water for a fresh new surface of pure color. The colors included are: Red, Yellow, Blue, Green, White, and Black. Details: Includes assorted colors5.5" x 8.25" each tray size 2.75" x 0.75" tempera block 1 tempera block will cover more than 16 oz. of liquid tempera 2 packs (6 tempera cakes per pack, 12 tempera cakes total) Tempera cakes are an economical source of brilliant, opaque, nontoxic tempera paint When colors are mixed directly on the blocks, simply rinse with water for a fresh new surface of pure color For ages 3 and up