1.Material: Nylon.PE.Tie , FDA certificate. 2.Usage: Food Freezer. Sea Food. Sausage. 3.width:50mm-1300mm 4.thick:0.05mm-0.4 reezer Bag A.-40 would be the lowest temperature it gets B.Better Clarity C.Higher Puncture Resistance D.6 Months Storage Low Temperature Tolerance Vacuum Freezer Bag 1.Application♦Food such as meat,sausage,seafood,rice,fruit,vegetables,nuts which need to be freezed ...