The attractive 8600 Signature Series stack chair features a 1.5 inch-thick contoured foam seat cushion and backrest that keeps users quite satisfied while the high-quality Scotchgarded fabric upholstery can add a soft elegance to many settings such as seminar rooms, offices, lounges or waiting rooms. Its lightweight 17-gauge tubular steel frame features a sled-style base which moves easily over carpeted surfaces and protective glides guaranteed to keep floors unscathed. Stack up to 20 chairs high.