Frame of bend-proof, triple-coated, 18 gauge cold-formed steel. Cover is made of Texron, a non-sag, open weave, extremely durable fabric that meets the strict California Fire Code #117. Corners are made of high impact polypropylene plastic. Stacks neatly for easy, safe storage. Interstacks with most other brand plastic corner cots. Sturdy enough for use with children up to 80 lbs. FREE Snap on Name Tags come with every style of cots! Weight 7 lbs. 10 leg colors to choose from. Please indicate leg color in comments portion of your order form.