Big & Tall  Guest Chair - Weight Tested to hold 500 lbs - Black Fabric The sturdiest stack chair for your reception room, school, or banquet hall. Weight tested to hold 500 lbs., making it an extra sturdy stack chair. 3.5" Thick Upholstered seat that is extra comfortable and durable. Durable 1" Square 18 gauge steel frame that is built to last. Stacks 5 high for easy storage and transportation Commercial Grade Lifetime frame warranty Made in the USA, and GSA Approved.