WORK WITH ALL TYPES OF VACUUM SEALERS It works with all suction vacuum heat sealers such as Food Saver Nesco Weston POTANE etc Also it can work with commercial vacuum sealers QUALITY APPROVED PA FREE It is perfect for food storage such as freezedried meals sous vide gardening tea leaves vegetables and also perfect for documents and electronics storage IT WELL KEEPS NUTRITION AND FLAVOR It can make food shelf life 57 times longer whats more it will keep freshness flavor and nutrition well locked inside the food itself PUNCTURE RESISTANCE AND HEAVY DUTY The Stripe and thickened 7layer design well increase suction prevent piercing and keep fresh without freezer burn or dehydration HIGH EFFICIENCY Total 150 count 11 x 16 gallon size and 8 x 12 quart size and 6 x 10 pint size precut bags No need to seal one side before putting food in An efficient solution for all your food storage needs