KnitPro Basix Birch Circular Knitting Needles Birch 80cm 5.00mm / 31.5in US8

2 mm / US 0

2.25 mm / US 1

2.50 mm / US 1½

2.75 mm / US 2

3 mm / US 2½

3.5 mm / US 4

3.25 mm / US3

3.75 mm / US 5

4 mm - US 6

4.5 mm / US 7

5 mm / US 8

5,50mm / 31.5in US9

6,00mm / 31.5in US10

6.5 mm / US 10.5

7 mm / US 10¾

8 mm / US 11

9.00mm / 31.5in US13

10 mm / US 15

12 mm / US17

15.00mm / 31.5in US19