Premier Shampoo is the ONLY shampoo that leaves the hair shaft completely clean, not coated with wax, oil, petroleum by-products, silicone, or synthetic polymers which are found in almost all other grooming shampoos, thereby letting the hair accept more moisture from the air. Absolutely the finest shampoo ever made... for humans, horses, or pets. Dry flaky skin disappears. hair will dry up to 50% faster. Colours will be brighter. Rinses clean easily & leaves no residue.