Weston Edible Collagen Casing 19mm, for 30 lbs of Sausage (19-0101-W) Quality and performance driven products for your home Uniform in size, with no preparation required. Makes 7-70 lbs of sausage. Weston collagen casings have thicker walls than fresh collagen casings for added strength to resist breakage when hung in smokers or dehydrators. Designed to allow smoke to permeate the meat to increase the flavors of sausage Uniform in size, with no preparation required Collagen Casings are preferred by professional butchers Available in three sizes to accommodate from snack sticks to sausage