Our factory is a professional manufacturer of nylon filament. We have produced a series of products which are applied in all kinds of makeup brushes, eyelashes, nail brushes, writing brushes, painting brushes and so on. The specification can be varied as per your requirements and we assure you of our finest quality. The price of our pbt filament will very from rmb40 to rmb150 according to different specifications. If you interested in our products, please do not hesitate to contact with us. We are awaiting your message .