Beautifully polished ZEN Ebony Circulars are made of black toned ebony wood. with soft acrylic cords with a unique swivel tip that prevents kinking or tangling. All are handcrafted for specifically for us by a small family company from sustainably harvested Ebony wood in India. In lengths from 16" - 40" and US sizing from 4 - 19. The tips are perfect, too, and the brass connectors smoothly finished, these needles are light and easy on the fingers, but elegant with their distinctive coloring and finish.