Features a 78 Square-tube 18-gauge steel frame with 58 under seat and H-bracesSteel Standard: ASTM A513Foam Standard: 1.8lb. density, 46 ILDWaterfall seat, padded with 2 of 1.8lb. high-density Grade A foam with double-stitched box seatFeatures a concealed double back with 4 covered metal tabs for a more refined look.Available in choice of institutional grade Teflon treated fabrics rated to 30, 000 double rubs or thick .80MM vinylFabric and Foam are Cal-117 ratedNEW! Popular Rocker GlidesBuilt-in stack bar and 12 plastic stack bumpers help prevent wear and tearMDF core seat and back300lb. weight capacityStack 8-10 high with DY81 or DY9000 dollies