3 layers Multiple Extrusion Metallocene resins inside 10%-70% Material:LLDPE, virgin grade 11 years factory history Machine Stretch Film(HR-50022) ... -3000m,Thickness: 15micron-35micronType: Cast, extrusion(3 layer)Color: Clear, black, blue etc. Paper core diameter: 3", 2", 1.5", 1"Specification:1 ... palelt Per your requirements, offer customized printing on outer carton. Machine Stretch Film(HR-50022)