All natural Single ingredient dog chew made from USA BeefA natural source of glucosamine and chondroitin which aids in joint health.100% digestible and promotes healthy teeth and gums.Grain free, additive free and preservative free. Great for light to aggressive chewers for puppies to adults.IF SHIPPING TO A PO BOX – PLEASE ALSO INCLUDE YOUR PHYSICAL MAILING ADDRESS. WE WILL SHIP WITH THE BEST CARRIER FOR YOUR AREA (USPS, FEDEX OR UPS)