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Yarn Weight System
Categories of yarn, gauge ranges,
and recommended needle and hook sizes
Yarn
Weight
Symbol &
Category
Names
|
 Super Fine |
 Fine |
 Light |
 Medium |
 Bulky |
 Super Bulky |
Type
of
Yarns in
Category |
Sock,
Fingering,
Baby
|
Sport,
Baby
|
DK,
Light
Worsted
|
Worsted,
Afghan,
Aran
|
Chunky,
Craft,
Rug
|
Bulky,
Roving
|
Knit
Gauge
Range* in
Stockinette
Stitch to 4 inches |
27–32
sts
|
23–26
sts
|
21–24
st
|
16–20
sts
|
12–15
sts
|
6–11
sts
|
Recommended
Needle in
Metric Size
Range |
2.25—
3.25
mm
|
3.25—
3.75
mm
|
3.75—
4.5
mm
|
4.5—
5.5
mm
|
5.5—
8
mm
|
8
mm
and
larger
|
Recommended
Needle U.S.
Size Range |
1
to 3
|
3
to 5
|
5
to 7
|
7
to 9
|
9
to 11
|
11
and
larger
|
Crochet
Gauge*
Ranges in
Single Crochet
to 4 inch
|
21–32
sts
|
16–20
sts
|
12–17
sts
|
11–14
sts
|
8–11
sts
|
5–9
sts
|
Recommended
Hook in Metric
Size Range |
2.25—
3.5
mm
|
3.5—
4.5
mm
|
4.5—
5.5
mm
|
5.5—
6.5
mm
|
6.5—
9
mm
|
9
mm and
larger
|
Recommended
Hook U.S.
Size Range |
B–1
to
E–4
|
E–4
to
7
|
7
to
I–9
|
I–9
to
K–10 1⁄2
|
K–10
1⁄2 to
M–13
|
M–13
and
larger
|
*
GUIDELINES ONLY: The above reflect the most commonly
used gauges and needle or hook sizes for specific yarn
categories. **Information Courtesy of the Craft Yarn Council of America
|
|
