See quality of Superior Sauna components before sauna kit decision. Samples of home sauna and commercial sauna room building materials. These are all of the sauna liner materials that fit your pre-framed sauna room indoors or in outdoor building. Our sauna woods start from logs and lumber dried to our specifications. Before making a major purchase for the sauna of your dreams, get our sample pack and see Superior Sauna #1 quality. Bench, backrest and trim materials have matching 3/4 round radius edges.Sample Pack cost is refunded with purchase of $250 or more (remind us you paid for Samples at time of ordering sauna parts).