"Yunohana" is the naturally solidified mineral component of the Futamata Radium Hot Spring, completely different from commercially available bath additives made of 100% chemical substances. It allows the natural hot spring components to dissolve, so you can enjoy the authentic hot spring experience in your home bath. Especially the powdered form is selected from soft Futamata radium ore and is characterized by being easier to dissolve than the solid form. 【Ingredients and Features】 Yunohana is a water-soluble calcium carbonate mineral produced around the hot spring in Chojamabe, Hokkaido. The main component is calcium carbonate, accounting for 95.75%. This hot spring has a huge travertine dome and is designated as a natural monument by Hokkaido. 【How to Use】 Add 2-3 teaspoons (about 20g) to a standard household bath. The components of Yunohana will not damage the bathtub or the water heater, and the quality will not change even with long-term storage. Weight: 300 grams Origin: Futamata, Chojamabe, Hokkaido Form: Fine powder (for bathing) Bag Size: Approximately 16cm (length) x 24cm (width) x 1cm (thickness) This is a refill bag, so please transfer it to a wide-mouthed container before use. #This product description uses AI-generated text.