Recommended For: Adult dogs 7+ years of age that weigh up to 25 pounds when full grown. Great tasting natural nutrition for a long, happy life. With a wagging tail and licks on your face, no one can say hello like your dog. Because every moment you spend together is special, we strive to give you more of them. With natural ingredients and the right nutrients, Hills Science Diet is precisely prepared to offer your dog the nutrition he needs for lifelong health and happiness. 4.5 lbs.