This type reserve classic element, meanwhile the structure is easy for disassembly and assembly, the whole body is made of best Finland wood, the wood won't dehisce under high temperature and won't expand under dampness. We resolve to make the best quality products to you, and the every detail will reflect our excellent technics. The suitable layout of vent, the wall with heat conservation staple the ceiling together and thickening the tempered glass can preserve the heating effectively, so that it can save the energy when you enjoy sauna.