KFI Seating 410 Armless Stacking Chair, Commercial Grade, 1-Inch, Navy Vinyl, Made in the USA Stylish, lightweight stacking chairs are perfect for schools, waiting rooms, churches, and many other applications. Fabric upholstered seat and back with 1" foam for extra seating comfort. Chair frame is 3/4" square 18 gauge chrome plated steel tubing. Front and rear 5/8" stretcher bars add extra strength. Stacking bumpers on the legs help prevent minimize scratches. Can stack 12 high for easy setup and storage when not in use. Weight tested for 250 lbs. 5 Year Commercial Grade Frame Warranty Made in the USA and GSA approved