NATURAL FORMULATION: It contains proprietary essential oil blend which gives protection against ticks & fleas in pets. PROVEN INGREDIENT: It contains IR3535, used in insect repellant for over 30 years which has proven efficacy against 10+ arthropods. EASY TO USE: Gently spray on coat 2-3 times a day or as advised by veterinarian. Avoid sensitive areas or open wounds. Shake well before use. SAFE & EFFECTIVE: It contains no harmful chemicals, added color or fragrance. It is safe to use on floor, beddings, furniture etc.