Skacel brings exquisite engineering to their amazing Addi Click Basic Turbo Set. Click's revolutionary locking mechanism secures the steel tips to the cords for a smooth transition every time. No tools, no hassle, no fuss! Imagine having every needle you need in one little kit... It's every knitter's dream! The Addi Click Basic Turbo Set includes 10 tip sizes: US 4-US 15; 3 blue nylon cords with lifeline eyelets: 24, 32, and 40 inches; a connector piece (for lengthening cords); and a very nice needle case.