The ST58-D1 features high-quality, thermally treated Western Red Cedar sauna wood. Hotass Saunas hand-selects custom-milled wood to maximize bather comfort and to ensure the most satisfying bathing experience. The ST58-D1 includes all the lumber needed to construct four walls and the ceiling in tongue and groove boards, build two tiers of floating benches, build a backrest, trim, build walking area duckboard flooring, and build a heater guard. Assembly and mounting hardware included. See images and layout for more details. It is important to choose a trusted manufacturer when building your own homemade sauna. Hotass Saunas DIY sauna kits are engineered to provide years of durability, safety, and reliable performance. Hotass Saunas wood packages are available in several sizes to best suit your needs. Note: The ST58-D1 wood boards will have to be cut to length. High Quality Thermally treated Western Red Cedar T&G Boards for Walls and Ceiling Walking area Duckboard flooring The weight or packaging of this product requires delivery by special appointment, and on a wooden pallet. The driver is responsible for curbside delivery "only" and will lower the items to ground level. Prior to shipping this product, we contact customers to share shipment details and discuss any extenuating delivery circumstances that may complicate or cause additional delivery expenses. Our goal is to ensure your project success.