Polyester button Polyester buttons are produced chiefly by reaction of dibasic acids with dihydric alcohols, some harmful element (such as phthalate plasticizer, lead , azo etc.) used in the traditional process . During recent years , in order to compliance With strict international standards, any step of button-making process is rigidly monitored and we place emphasis on well-managing steady raw material sources , we guarantee that super durable and environmentally friendly polyester button can be provide to meet the needs of markets . Polybag & cartoon box