130 clothes fit 10 cm zipper. Zipper is a connector that connects or separates articles through continuously arranged chain teeth. Now it is widely used in clothes, bags, tents and so on. Zipper consists of components, sliders, upper and lower stops or locking pieces. The zipper teeth are the key parts, which directly determine the lateral tensile strength of the zipper. Generally, a zipper has two belts, each belt has a row of fastener elements, and the two rows of fastener elements are staggered. Clothes refer to people or people covering their bodies. The earliest clothes of human beings were made of animal skins, and the earliest cloth wrapped around them was made of hemp fiber and grass.