It is for refilling WAFONA natural shampoo (2000ml). If your bottle runs out, replace the contents. WAFONA Natural Shampoo is a hypoallergenic, fragrance-free shampoo for dogs and cats that uses 7 kinds of plant extracts. It contains 7 kinds of plant extracts (novara extract, licorice extract, horsetail extract, pine extract, hop extract, lemon extract, rosemary extract) and an amino cleaning agent. It removes dirt with a weakly acidic foam that is gentle on the skin of not only dogs and cats, but also on the owner's skin, and moisturizes the skin and coat with the power of vegetable ceramides. One bottle is soft and shiny, so there is no need for rinsing or treatment. No fragrances are used.