ChiaoGoo Circulars with Red Cord are made of high quality stainless steel and come with highly flexible, braided thread, shiny steel cord, coated with nylon to allow your thread to glide easily from end to end. extreme. Each piece is lightweight and durable, precisely machined with a satin finish and perfectly sharpened points. Size is permanently laser marked on each piece for convenience and easy storage. ChiaoGoo products are mainly made in Hangzhou, China, distributed by Troy, MI (USA) and follow the latest green manufacturing processes, most products are 100% recyclables.