ShieldTec(R) for Cats ShieldTec(R) for Cats delivers best-in-class protection against fleas, ticks, and chewing lice at a fraction of the price of other products. It kills fleas, ticks, and chewing lice for four weeks. Each package includes 3-monthly doses providing 12 weeks of protection. ShieldTec for Cats is waterproof and will remain effective after bathing, water immersion or after exposure to rain. Features: For cats and kittens 8 weeks of age and older Superior flea and tick protection Kills fleas, ticks and lice Waterproof: won't wash off bathing Item Specifications: Active Ingredients: Fipronil: 9.7 Other Ingredients: 90.3% Application Information: Step 1: Remove tubes from packaging. Using one applicator tube, hold the tube with the narrow end pointing up. Step 2: Holding tube away from you and your cat's eyes, snap the applicator tip at notched line to open. Step 3: Invert tube over cat and use open end to part cat's hair. Squeeze the entire contents of the applicator and direct the solution in one spot and onto the cat's skin. Do not apply more frequently than once every four weeks. DT212 859837005142