Lantern Moon's Interchangeable Needles are made of beautiful Ebony wood and brass connectors with a 24K Gold finish. Combine with one of several options of cord lengths to achieve the overall length you desire for your project! Very useful if you often find yourself using the same needle sizes but need different lengths of circular as you move from one project to the next. This 5" option is traditionally used to create circulars of 24" or longer, but a 4" option is an available too, offering even more possibilites of needle & cord combinations. 5" IC US 4