Yarn Type

Typical Gauge

Wraps/Inch

Yards/Pound*

Recommended
Needle Size

Ultrafine
(Lace or Baby Weight)

8+/inch
32+/10cm

18
or more

2600

00 - 2
2 - 3mm

Fine
(Fingering Weight)

6-8/inch
24-32/10cm

16

1900-2400

2 - 4
3 - 3.75mm

Medium
(Sport Weight)

5-6/inch
20-24/10cm

14

1200-1800

4 - 6
3.75 - 4.5 mm

Heavy
(Worsted Weight)

4-5/inch
16-20/10cm

12

900-1200

7 - 9
5 - 6mm

Bulky

3-4/inch
12-16/10cm

10

600-800

10 - 10 1/2
6.5 - 7.5mm

Very Bulky

2-3/inch
8-12/10cm

8 or
fewer

400-500

13 - 15
9 - 10mm

Yarn Type

Sts/4 inches
(10 cm)

Fine

29-32

Light

25-28

Medium

21-24

Medium-Heavy

17-20

Bulky

13-16

Extra Bulky

9-12