Foxnovo 18 Pairs of 80cm Professional Carbonized Bamboo Circular Knitting Needles Crochet Needles (2.0mm to 10mm) Foxnovo is a trade mark which has been registered in many countries and regions in the world, including U.S, Japan, European Union, etc. (Registration, No.85966052 in U.S Registration, NO.011974003 in EU ) Please look for " Foxnovo Authorized " when making purchases to get Origianl Foxnovo products Material: durable hard carbonized bamboo and soft plastic. Each circular needle length: about 80cm /31.5-inch. 18 different circular needle sizes: including 2mm, 2.25mm, 2.5mm, 2.75mm, 3.0mm, 3.25mm, 3.5mm, 3.75mm, 4.0mm, 4.5mm, 5.0mm, 5.5mm, 6.0mm, 6.5mm, 7.0mm, 8.0mm, 9.0mm, 10mm. Nice circular knitting needles with smooth surface for easy and comfortable to use. Metric sizes are permanently marked on needles. The more you knit with them, the more you will like to knit.