Susan Bates Silvalume Circular Knitting Needles are lightweight, yet strong and durable. Circular needles have two hard tips that are joined by a flexible cord, and they can be used for knitting in the round, creating tubes of knitting. These needles are made from an aluminum product that goes through a special process that gives them a velvet-smooth finish and beautiful color. Details: Available in multiple sizes 3 sets of needles per pack Lightweight, durable Has 2 hard tips joined by flexible cord Velvet smooth finish Aluminum material