Way Basics Kensington 5 Tier Eco Friendly Open Bookcase and Storage Shelf - Natural (made from sustainable non-toxic zBoard paperboard LIFETIME WARRANTY. Happiness with product and service promised by our CEO and Founder jimmy@waybasics.com Made with durable zTube and zBoard recycled paperboard, eco friendly, non-toxic and free of formaldehyde & VOC Easy to assemble, no tools required, just align, join, connect! Maximum load 35 lbs (recommended) Interior Dimensions (inch): 21.1 Depth x 10.6 Width x 14.1 Height