... Cotton Core.3.S.A.P is adopted through the style of Gas Blowing and mixed with ... more even and equal.4.Cotton Core will be cut through angle (not directly cut) , so it has ... device;11.After product is through the process of 3-folding lengthways, it will go through 3 rolling (pressing tightly) ... to be pressed tightly and cut off;12.Product can be cut off through ...