This unique, water free formula actually thickens when you add water, making five gallons of luxurious, fragrance-free shampoo that is then ready to be further diluted to a 21:1 ratio. Davis Gold's excellent sudsing action leaves coats clean, lustrous and manageable. Because it is fragrance-free, it may be tailored with your favorite essential oil or fragrance. Use Davis Gold to make bathing systems even more efficient and cost-effective. Makes up to 110 gallons.