Osmia Sauna Classics Sale! from 2850 /per Qty. Add to Cart Estimated delivery time 2-4 days. This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Have a taste of genuine finnish sauna! Tree Osmia classic aromas in giftbox; Birch leaf, Lapland dry wood and Eucalyptus. The product is dilted by mixing about 2-3 capful of aroma with about 5 liters of water