Polypropylene and fiberglass chair, free of metal, with cutout for rainwater drainoff. Stackable 6 units high. Suitable for indoor or outdoor use. Sold in cartons of 4 only. White, Sand or Red; additional colors available as special order. STILLA meets or exceeds the minimum requirements per ANSI/BIFMA X5.1-2011 for Office Chairs and has a weight capacity of 252lbs.