Royal Canin Feline Breed Nutrition American Shorthair Adult dry cat food features a combination of nutrients to meet the unique needs of the American Shorthair. Designed exclusively for purebred American Shorthairs over 12 months old, this kibble promotes healthy digestion, supports a healthy weight and helps maintain skin & coat health. The specially designed crescent-shaped kibble is adapted in size and texture to make it easier for the American Shorthair's medium-short muzzle to grasp. The unique kibble encourages chewing to help support oral hygiene.