The Ziploc® hand pump vacuum sealer bags provide an inexpensive and simple way for cooking sous vide at home. These convenient gallon and quart size vacuum hand pump bags work with a one-way, special flat, plastic valve built into the corner of the vacuum storage bag. All you need is our easy to use Ziploc® Vacuum Hand Pump!  The Ziploc® vacuum pump bags are microwave safe, BPA-Free and made in USA!