** 5 year residential structural frame warranty ** Lifetime residential warranty 52 ball bearing swivel**â¢36" Seat Height - Ideal for 47-49" Bar Heightsâ¢Heavy-duty, 304 Grade Stainless Steel Frame with Solid Mig Welded Construction - BIFMA Load Tested to 550 lbs without Failureâ¢Generously Upholstered 2 1/2" Padded Seat with High Density Foam - Made in the USAâ¢Upholstery is a PVC Free, GREENGUARD CERTIFIED, Leather-Look Canter Espresso Vinyl with an impressive 1,000,000 Double Rub Durabilityâ¢Lifetime Warranty 52 Ball Bearing Swivel You won't find a higher quality stool on the market. The frame is made from commercial quality 16 gauge, 1 1/4 inch 304 grade Stainless Steel with solid mig welded joints to guarantee strength and durability.