1、Interchangeable Design: This circular needle set with interchangeable design, which is convenient for sewing and knitting use. 2、Different Sizes: This circular knitting needle set come in different sizes and are clearly engraved on the knitting needle surface so that you can easily distinguish their sizes. 3、Ergonomic Design: This knitting needle set features ergonomic design, sturdy and durable, providing comfortable grip, ideal for hands with arthritis. 4、18Pcs Needles: You will receive 18 pieces of circular knitting needles in different size, also including cable wires, buttons, P shaped wrenches and more. 5、Storage Bag: This circular knitting needle set comes with storage bag. You can send the set as a practical gift for your mom, grandma, friend who is a knitting beginner. 1 x Storage Bag18 x Circular Needle4 x Button1 x Sticker4 x Cable Wire2 x Connecting Pole2 x P Wrench Item Type: Circular Knitting Needle SetMaterial: Aluminium, PlasticProduct Specifications: One SetApplication: Household, Weaving, EtcApplicable Scope: Most People of Suitable AgeCircular Needle Size Approx. ( 3.0mm / 0.12in, 3.25mm / 0.13in, 3.5mm / 0.14in, 3.75mm / 0.15in, 4.0mm / 0.16in, 4.5mm / 0.18in, 5.0mm / 0.20in, 5.5mm / 0.22in, 6.0mm / 0.24in) x 2( Manual Measurement, Slight Error May Exist )Cable Wire Size: Approx. 19.5cm / 7.7in, 25.5cm / 10.0in, 30.5cm / 12.0in, 40.5cm / 15.9in ( Manual Measurement, Slight Error May Exist )Storage Bag Size: Approx. 17.5 x 12.5cm / 6.9 x 4.9in ( Manual Measurement, Slight Error May Exist )