Wooden "Rusa Ut!" Sauna Thermometer will give instructions on how to go to sauna: when to add more firewood, when it is comfortable temperature to use whisk, and when there are so hot, that it is best to leave the sauna. Thermometer is made from aspen or alder, so their size and appearance may vary and depends on the types of wood used. Image and texts are always the same. Original gift idea! Available on different languages: Russian, Finnish and Savo.