20 clear Gratnell trays in one mobile unit. Perfect for notes, artwork, or any communication between parent and teacher. Name tags can adhere to the translucent trays. Constructed in beautiful, durable birch laminate in natural UV finish to withstand rigorous use. Dimensions: 14.5in. × 24.5in. × 40in. GreenGuard certified. Made in the USA. Lifetime Warranty.