Thickened patterned vacuum bag - 7layer, 100 micron slip side, 400 micron embossed side. < b r >Material： PA+PE+TIE, Food grade, FBA, BPA FREE WORKS WITH ALL VACUUM SEALERS - Such as Food Saver, Seal a meal, Nesco, Weston, Cabela’s, Ziploc etc. Applicable temperature -15 degrees Celsius - 110 degrees Celsius Don't need to worry about the bag decomposing during sous vide. Don't need to worry about air leakage after the food is vacuumed 1PACK VACUUM ROLL (11.8" x 16.4')