Smokehouse Treats Knee Bones contain 100% natural, cut knee bone, slow roasted to crunchy perfection for a tasty dog treat with all the nooks and crannies your dog loves to gnaw on. Great long-lasting treat. 100% natural cut knee bone Slow roasted for a tasty, crunchy doggie treat Long lasting and great for gnawing Each Knee Bone is individually shrink-wrapped for freshness.Product of the USA.