... -3000m,Thickness: 15micron-35micronType: Cast, extrusion(3 layer)Color: Clear, black, blue etc. Paper core diameter: 3", 2", 1.5", 1 ... .Blue stretch films are used for identifying, differentiating and colour coding products when storage and shipping4.Black stretch films conceal shippments to ... requirements, offer customized printing on outer carton. Food wrap stretch film/PE stretch film for food wrap