Circular Knitting Needle Set Aluminium 3 to 6mm Smoothing Interchangeable Circular Needle Set with Bag for Fabric Item Type: Circular Knitting Needle Set Material: Aluminium, Plastic Product Specifications: One Set Application: Household, Weaving, Etc Applicable Scope: Most People of Suitable Age Circular 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 )