3 rolls keep meats & vegetables fresh Compatible with Foodsaver®, Ziploc®, and other heat-seal vacuum systems* 2 ply, 3 mil thick marinate right in the bag One-year limited Weston warranty * Foodsaver® and Ziploc® are the registered trademarks of Sunbeam Products, Inc., and S.C. Johnson and Son, Inc., respectively Use of the marks does not imply any affliation with or endorsement by the mark owners.