Enough for the entire classroom! Handy durable cardboard pack provides a perfect storage solution for all your classroom watercolor trays and refills. AP Certified. Set includes 28 washable watercolor trays with brushes and 13 washable refills Paint washes easily off skin and clothing Colors include: black, blue, brown, green, orange, purple, red and yellow Colorations® Washable Watercolor does not contain the following common allergens: Does not contain Latex Does not contain Dairy & Casein Does not contain Egg Does not contain Gluten Does not contain Peanut & Tree Nut Does not contain Soy