For a long-lasting, gnaw-some treat, try Pupford Himalayan Yak Cheese Medium Dog Chew! These rawhide-free chews are sourced from the Himalayan region and each cheesy treat is made with real yak’s milk, lime juice and salt. They’re the paw-fect challenge for avid chewers and can even help clean your pup’s teeth and gums along the way. Yak cheese chews are great for dogs with sensitive stomachs, allergy concerns or limited-ingredient diets. They contain no grains, preservatives, fillers or coloring.