Espana Silk Natural Protein Shampoo - this naturally soap and detergent free shampoo deep cleans, conditions and dramatically moisturizes. All natural, environmentally friendly shampoo will provide superior deep cleaning, moisturizing and conditioning that horse hair requires. Ready to use or up to 15:1 dilution to make the shampoo last longer. Add water to Espana Silk Natural Protein Shampoo in a bucket and sponge wash your horse