ZIWI Peak uses air drying technology to seal in the goodness of raw ingredients, without artificial preservatives. This technique provides your cat with a healthy combination of fresh and raw feeding. ZIWI Peak Air-Dried Venison Recipe for cats, contains 1-2 proteins, is suitable for all breeds and life stages. Ideal for cats with sensitivities, this grain-free recipe is made from 96% Free-range venison, organs and New Zealand Green Mussel.