Use these cables with the ChiaoGooSpin Interchangeable Knitting Needle Tips, allowing you to switch and change the length of the circular needle set dependent on the project being worked on.The ChiaoGoo cables are memory-free and will not tangle! They are madeof a special Nylon for easy glide knitting.Available in various sizes (Choose above): 20cm, 35cm, 55cm, 75cm, 93cm or 125cm.The following thread sizes are designed to fit with each Chiaogoo Twist interchangeable needle tip size as listed below:Mini – 1.5mm, 1.75mm, 2.00mm, 2.25mm, 2.50mmSmall – 2.75mm, 3.25mm, 3.50mm, 3.75mm, 4.00mm, 4.50mm, 5.00mmLarge – 5.50mm, 6.00mm, 6.50mm, 7.00mm, 7.50mm, 8.00mm, 9.00mm, 10.00mm