This 6 foot Bench with back is a comfortable and stylish addition to your outdoor seating area. The back and seat are 11 gauge perforated steel protected with heavy duty Thermoplastic coating. This environmentally safe Thermoplastic coating uses a multi-layer system to give better color and gloss. It's vandal resistant surface resists crack and chips and UV protection keeps color looking great for years. The frame is made of strong bolted 2 inch galvanized tube powder coated in a variety of colors. Portable for convenience.