FoodSaver® bags and rolls keep food fresh 3 to 5 times longer than ordinary freezer bags. Includes over 100 feet of bag material. Locks out air and moisture. Seals in freshness. Prevents freezer burn. Rolls allow for custom sized bags. Unique design maximizes air removal. Resists punctures and tearing making it durable for long-term freezer storage. FoodSaver® ThickShield™ bags have been independently tested and rated #1 overall among other leading brands. The heavy-duty material offers multiple layers of protection. Also works with Seal-a-Meal Vacuum Sealers.