Safety first We've built up to 300% more tip-resistance into these units. 16"W base increases shelf space with sections for storing books, puzzles, games & more. Our exclusive Tip-Me-Not™ design provides a safer environment for everyone in your classroom. 100% Healthy Kids Plywood with Healthy Kids Tuff-Gloss™ UV finish. On heavy-duty easy rolling casters for mobility. 36"H x 48"W x 16"D. This product is GREENGUARD® Children and Schools Certified.