... .soft and elastic,good elongation, gas-seal property. pa/pe co-extrusion films for vacuum formingXINWANG bagging Films are thin flexible ... the structure under the vacuum bag 1.width:10mm-2400mm(e.g.:30mm,60mm,80mm,110mm);2.thickness:25um-180um ... (e.g.:40um,50um,60um,80um);3.length:at your request; ...