Knitter's Pride-Karbonz Fixed Circular Needles. Karbonz needles are made from high-tech carbon fiber with tips in nickel plated brass. The light bodied carbon fiber & sharp brass tips is guaranteed to provide an unparalleled knitting experience. Ideal for all types of yarns and for every project. A smooth join ensures easy glide & no snagging. Needles are easy to store and have a resilient flexible cord that lays flat with no kink or twist.