Bullet teeth

YAB resin zipper is made of polyester plastic rice after dye and color powder processing and then extruded by injection molding machine. It is mainly made of polyester plastics such as polyoxymethylene (POM) and polybutylene terephthalate (PBT). It is more wear-resistant, tough, and corrosion-resistant, with a variety of colors to choose from. The raw materials used do not contain azo, heavy metals, carcinogens, allergic substances, etc., which is more environmentally friendly and harmless to the human body.