BEST BUY BONES Nature's Own Pet Chews Smoked Knuckle 1 count Best Buy Bones Nature's Own Smoked Knuckle is 100% natural, smoked with real wood, not liquid smoke. They are smoked at a low temperature for a long time which makes for a heartier bone. All bones are from USDA inspected facilities. Smoked and packaged in Michigan, in a USDA inspected facility. Helps keep teeth clean and healthy. No artificial additives, chemicals, or preservatives. Size, shape, weight, and thickness may vary as these are natural products.