Norwood Commercial Furniture 250 Series Stack Chairs - Light Gray Fabric/Silver Frame, NCFDSC2LGSVF (Pack of 3) 2 1/2"-thick cushion with fabric upholstery. The 18-gauge steel frame has two leg braces for extra support, and bumpers to protect your chairs while stacked. Non-marring glides protect floors. Meets ANSI/BIFMA standards. CAL-117 compliant.