Clover 3645 Needlecraft Interchangeable Cord, 16" Clover-Interchangeable Cord Made of Nylon and Stainless Steel This cord is for use with Clover Bamboo Interchangeable Circular Knitting Needles Takumi For use with clover Takumi bamboo interchangeable circular knitting needles Flexible cord that won't recoil 16 inch overall length with needles attached