chiaogoo circulars are made from high-quality stainless steel and come with a bright red, highly flexible, multi-piece, nylon-coated, steel cord that allows your thread to glide easily from end to end; Red Original Circular Needles come with a unique, slight bend for added comfort and convenience. Each piece is lightweight and durable, with a satin finish and perfectly sharp points. Laser etched size for comfort and easy storage. chiaogoo products are manufactured in hangzhou, China, distributed from Troy, mi (USA) and conform to the latest respectful manufacturing processes; most products are 100% recyclable.