Get more mouthwatering flavor and aroma. The permeability of all-natural hog casings provides deep, even smoke penetration and improves tenderness for irresistible sausages. Superior tensile strength for a maximum yield and a crisp bite. Casing diameter varies with the size of each animal. 29-32mm. Makes 20-25 lbs. of sausage. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Casings.