Hartz Nature's Shield Flea & Tick Cat Spray combines plant extracts to provide safe and effective protection against fleas, flea eggs, flea larvae, and mosquitoes. The unique blend of effective plant-based ingredients that provide maximized botanical flea and tick protection on contact. With added Vitamin E and glycerin, this flea and tick cat spray also conditions your cat's coat. Nature's Shield Flea & Tick protection is free of parabens, dyes, and harsh chemicals, so this formula is safe to use around children, pets, and your home when used as directed. This gentle yet effective defense can be used year-round on cats 6 months and older.