Hill's(R) Science Diet(R) Adult Perfect Weight dry cat food provides breakthrough nutrition formulated to help your cat achieve a healthy weight and improve quality of life. Recommended For: Adult cats that require fewer calories (i.e., cats that are less active, neutered or otherwise prone to excess weight gain).Not Recommended For: Kittens, adult cats not prone to gaining excess weight. Pregnant or nursing cats. During pregnancy or nursing, cats should be switched to: Science Diet(R) Kitten Healthy Development or Science Diet(R) Kitten Indoor. | Hill's Science Diet Adult Perfect Weight Cat Food | Size 15 lbs