Our plastic art trays are perfect for classrooms, daycare centers, and preschools to organize art supplies, paint, crafts, beads, science experiments, waterworks, building blocks, slime, art, finger painting, color mixing, and more. These trays come in 6 colors, with 2 of each. They are made of durable plastic, and the rounded corners make these trays easy to clean. Stacking lugs are built into the design to allow airflow between stacked trays, which helps prevent mold and mildew growth after washing. Our trays are 9.5" x 8.25", the perfect size for children. VERSATILE USE: Use for classrooms, daycare centers, and preschools. Organize art supplies, paint, crafts, beads, science experiments, waterworks, building blocks, slime, art, finger painting, color mixing. DURABLE: Our trays are made of durable plastic, making them long-lasting. • EASY TO CLEAN: Rounded corners make these trays easy to clean. Includes stacking tabs so stacked trays won’t cause mold or mildew growth after washing. • 6 COLORS: These trays come in 6 colors, with 2 of each. • PERFECT SIZE: Our trays are 9.5" L, 8.25" W x 0.6" H, the perfect size for kids and craft supplies.