Great tasting and easy to digest its no wonder dogs love Scott Pet Products Pork Chomps Bacon Knotz. Knotted bone shape and texture satisfy your dogs cravings and encourages positive chewing behaviors. They are also rawhide- and stain-free, so you can treat your pet without treating your carpet. Sizes: 7, 11. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Treats.