Scapula Cartilage – From Colorado sourced, grass-fed bison. Sadie’s All Natural Scapula Chews are made from free range, grass fed bison and will satisfy your dog’s desire to chew. Packed with nutrients and essential minerals, our Scapula Chew treats are safer and healthier than rawhide or synthetic chews. This is a soft cartilage and bone that comes from the shoulder blade of the bison. Sold in bulk bag of 12 and case of 6 bags with 2 chews per bag.