The peaksNpaws All-Natural Himalayan Yak Cheese XL Dog Chew Treats are a delicious, healthy, and fun alternative to all the chemically treated and laboratory-made products out there. These delicious chews are handmade at 15,000 ft. in the majestic mountains of the Himalayas with just four simple and pure ingredients. Known as Churpi in Nepal, they are consumed by the people of the Himalayas as a quick and easy protein source. Depending on the size and eating habits of the dog, these Yak milk dog chews last a long time and are easily digestible since they are virtually lactose free.