Acrylic fiber, also known as polypropylene fiber, its performance is extremely similar to wool, has good elasticity, is fluffy, curly, and soft, and warmth is 15% higher than wool, synthetic wool is called. It has the advantages of being soft, fluffy, easy to dye, bright color, light-resistant, anti-bacterial, not afraid of insects, and so on. Christmas hats are one of the indispensable items for Christmas, as are Christmas trees and Christmas stockings. On the carnival night, it is the protagonist of the whole scene, no matter if you go to that corner, you will see a variety of red hats, some of which are shiny tips, some of which are golden. With the progress of society, the style of Christmas hats is also more and more diverse.