Hello, according to the design of the mask, yes, the collar label is an important part of the mask product, because the collar label of the mask is still an important part when we identify it. If there is no trademark, we can make a preliminary It was determined to be fake. The collar label of the authentic Moncler down jacket is well sewn and no flaws can be seen on the outside. Moreover, the hanging strap on the collar tag is made of two colored straps sewn together and feels relatively thick. The imitation collar labels and lanyards are relatively rough in workmanship. The trademarks look blurry and thin to the touch, and the color is not so pure. There is a certain color difference, which is easy to see in comparison.