... . 2.Good heat-sealing performance. 3.Excellent smoothness. 4.Low bag-broken 5.SGS;QS;ISO9001:2001 1.SpecificationsThree-tier co ... can be cut to pieces with customer required dimension. ProductThree-layer co-extruded PE Film Film colorNatural, black,red,blue, ... goods conveniently and quickly 3.Application:1.as heat sealing layer and package goods direct contact, adaptability, permeable, heatsealing2.as ...