Smokehouse Chef EDIBLE 21 mm Snack Stick Collagen Casing for 25 lbs of Homemade Snack sticks, Slim Jims, Pepperoni etc. Fresh 21mm collagen casings for snack sticks 5 strands to produce 25 lbs of snack sausage Just add your favorite game meat Supplied by Smokehouse Chef. Fully edible product. Our natural casings are Made in USA