When floor space is precious, this mobile 24 cubby tower fills a tall order. Constructed in beautiful, durable birch plywood in safe, non-toxic natural UV finish that won't yellow and withstands rigorous use. Mounted on heavy duty non-marking lockable casters. The 24 clear trays [included] provide easily visible storage in a space-saving vertical solution. Ships fully assembled by Truck. GreenGuard™ Gold certified. Made in USA. Lifetime Warranty.