Walden offers you all the comforts of home in the midst of a woodland park. The Walden bench s seat is made of 3 x 4 Recycled Plastic and Wood Profiles or 2 x 3 Wood Profiles. The frame is made with 3 Square Tubing; x 1 , x 3 and x 4 Steel Bar. The bench is available with two installation methods: surface mount and in-ground. Backed benches are available in 4, 6, and 8 foot lengths with optional bench armrests and center armrests. Flat benches are available in 4, 6, and 8 foot lengths with an optional flat bench or center armrest.