Dr. FL33™ is a 32-1 high concentrate, professional shampoo with D'Limonene for natural and organic pest control, a must for all seasons!. Dr. FL33™ has a super thick lather with quick kill that not only cleans but removes odors naturally. Great for Groomers, show handlers and animal enthusiasts that demand the best. Formulated for dogs, cats, horses, puppies, kittens, ferrets & farm animals.