Downtown Pet Supply Himalayan Monster Yak Dog Chew (10-12 oz.) Stick Toy, 100% Natural Long-Lasting XL Dog Yak & Cow Milk/Cheese Treat for Small, Medium, and Large Dogs (Medium) MONSTER YAK CHEW: The Largest Premium Dog Yak Chews on the Market! Great for Dogs of All Ages and Sizes! HEALTHY AND ALL NATURAL: Ancient Recipe From The Himalayas - 100% Natural and Organic, made from Yak & Cow Milk with Salt & Lime Juice. FDA Approved & Contains No Additives or Preservatives EASILY DIGESTIBLE: Can Last for Hours, or Up to a Month! (depending on dog's chewing habits) DENTAL HEALTH: Yak Chews Help Prevent Tartar and Plaque, While Keeping Gums Strong and Healthy. Also Helps Control Bad Breath. LOW/NO ODOR AND WON'T STAIN: Chew sizes may vary (10-12 oz.)