Knitting Accessory Kit Supply Set Basic Tools 11 pieces of the stainless steel circular knitting needles in different sizes. Material: durable hard stainless steel and steel wire. Each knitting needle length: about 31.49-inch. 11 different sizes: including 1.5mm, 1.75mm, 2.0mm, 2.25mm, 2.75mm, 3.0mm, 3.25mm, 3.75mm, 4.0mm, 4.5mm, 5.0mm. Beautiful stainless steel circular knitting needles with perfect tips and smooth joints, for easy and comfortable to use.