From the product description, check product page for current description, price and availability:

• FoodVacBags 8″ x 50′
• UNIVERSAL – Designed to work with all vacuum packaging, clamp-type suction vac heat food sealer machines such as Food Saver, Vesta Precision, Weston and Nesco.
• FOOD STORAGE – BPA Free and Phthalate Free. Perfect for storing fresh or cooked foods in the refrigerator or freezer. Also microwave and boil safe. And also great for collectibles, valuable documents, silver, electronics and disaster kits/bug out bags.
• ECONOMICAL – Cut the length to fit your storage bag needs. 100 feet of make-your-own size bag material instead of having wasted, unused material. Fit a variety of foods and kitchen household items. Great for portioning out meals throughout the week; camping and picnics; hunting and fishing; pantry storage; storing leftovers, making snack packs and more. A food
• STRONG – Commercial grade, embossed back panel, poly-nylon blend eliminates freezer burn and dehydration, providing an air-tight fit. Durable yet pliable which is great for marinades, sous vide cooking and keeping steaks juicy and flavorful. Increase food shelf-life 3 to 5 times.