ZIWI Peak uses air drying technology to seal in the goodness of raw ingredients, without artificial preservatives. This technique provides your dog with a healthy combination of fresh and raw feeding. ZIWI Peak Air-Dried Free Range Chicken Recipe for Dogs, is a single protein food, suitable for all breeds and life stages. Ideal for dogs with sensitivities this grain-free recipe is formulated with over 25% richly nourishing and highly palatable green mussel, a natural source of vitamins, minerals and probiotics. Farmed in New Zealand.