Easily make dry cured salami, thuringer, bologna, sopressata, and other large diameter recipes in the comfort of your kitchen. Simply stuff your mixed ground meat into the UMAi Dry 70mm sausage casings, zip tie and refrigerate for recommended amount of time. Makes dry curing easy and safe by utilizing refrigeration temperatures during the drying process. Kit comes with approximately 15 ft of casing shaped bags (will hold appr. 25 - 30 lbs of Meat). Zip Ties included for easy closing. No vacuum sealer necessary. BPA Free.