KnitPro Karbonz Interchangeable Starter SetKnitPro crafts lovely, warm to the touch, needles. This set includes regular length tips for 24" and longer cords (NOT for 16"). The Karbonz needles "combine the premium quality of carbon fiber with perfectly shaped electroplated brass tips!!" Carbon fiber is "ideal for knitting needles on account of it's high tensile strength, light weight and comes with a surface that offers excellent control over the stitches." The union of the two materials