Tinksky 10 Pairs of 25cm Plastic Straight Crochet Hooks Knitting Needles (Size 2.0mm to 6.5mm) 10 pairs of the Straight Single Pointed Knitting Needles in one set will be sold together. Material: durable hard ABS plastic and steel wire. Each needle length: about 25cm. 11 different needle sizes: including 2.0mm 2.5mm 3.0mm 3.5mm 4.0mm 4.5mm 5.0mm 5.5mm 6.0mm 6.5mm. Single pointed knitting needles feel smooth in your hands. Metric sizes are permanently marked at the top of all knitting needles.