For an exact, uniform appearance, use the LEM® Mahogany Smoked Sausage Collagen Casings. Sized specifically for snack sausage, these 19mm casings are made with beef protein, and eliminate the need for hog or sheep casings. Create your favorite smoked or fresh sausage with help from LEM® Collagen Casings. FEATURES: Great for fresh or smoked sausage Ideal for Bratwursts and Italian sausages Made of beef protein for a safe, tasty finish Replaces use of natural hog or sheep casings Provides a uniformed finish and appearance Size: 32mm/ 1 1/4” Stuffed weight: 21 lbs. No preparation necessary