MERA Finest Fit Outdoor dry food is tailored to the individual needs of your outdoor cat. Cats who spend a lot of time outside in nature have a higher energy requirement, which is covered by the special outdoor recipe with hearty poultry and rice, refined with forest fruits. Glucosamine, known as an active ingredient in mussel meat powder, can help maintain joint cartilage. A special combination of minerals can prevent the formation of urinary stones.