Happy Pet® Flea and Tick Shampoo is infused with natural citronella, eucalyptus, and rosemary oils. This long lasting shampoo acts as a repellant for harmful fleas, mosquitoes, flies, and ticks, keeping your pet bug-free. Happy Pet® Flea and Tick Shampoo is safe and gentle enough for indoor pets between baths and grooming. Use this shampoo on dogs, cats, and other furry pets. Available in 18 oz.