Bundle includes ChiaoGoo Twist Swiv 360 Swivel Cable Small 8-inch (20cm) Fits US 2, 3, 4, 5, 6, 7, 8 Interchangeable Knitting Needle Tips, 1 Tightening Key and 1 Artsiga Crafts Stitch Holder 7708-S. ChiaoGoo Swiv360 is made witha memory-free, multi-strand steel cable with a nylon coating. Metal joins have a tightening hole that also features as a lifeline hole. Allow tips to swivel freely. Caution: TWIST cables are made of a multi-strand steel cable with nylon coating. They WILL kink when compromised. Use carefully and store in a safe place when not in use.. Each Artsiga Crafts stitch holder is made from aluminum and measures approximately 3.5 inches long..