Yarn by Weight

Shop Yarn by Weight: Find the Perfect Thickness for Any Project

Achieving the correct gauge starts with choosing the right yarn by weight. Whether you are following a pattern that calls for delicate lace or a trendy, oversized chunky knit, our collection makes it simple to filter over 1,000 options to find exactly what you need. From "Category 0" threads to "Category 7" jumbo roving, we carry all types of yarn weight to ensure your finished project has the perfect drape, warmth, and stitch definition. Use our weight filters below to explore your favorite fibers in the specific thickness your pattern requires.

Lace: > 8 sts or > 8 sc  = 1" | Fingering: 7–8 sts or 5.25–8 sc = 1" | Sport: 6–6.75 sts or 4–5 sc = 1" | DK: 5.25–6 sts or 3–4.25 sc = 1" | Worsted: 4–5 sts or 2.75–3.5 sc = 1" | Heavy Worsted/Aran: 4 sts or 2.75–3.5 sc = 1" | Bulky: 3–3.75 sts or 2–2.75 sc = 1" | Super Bulky: < 2.75 sts or 1.75–2.25 sc = 1"

Please note that Novelty yarns vary, so be sure to check the yarn specifications for your project. 

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Paintbox Yarns Simply DK 5 Ball Value Pack Yarn - Acrylic DK 85 options
Paintbox Yarns Simply DK 5 Ball Value Pack Yarn - Acrylic DK

100% Acrylic, 302yds (276m)/500g (17.64oz), DK | Light Worsted

$22.50
SALE Stylecraft Chromatic DK Yarn - Acrylic DK 8 options
Stylecraft Chromatic DK Yarn - Acrylic DK

80% Acrylic 20% Wool, 339yds (310m)/100g (3.53oz), DK | Light Worsted

$7.27
$9.09
SALE Paintbox Yarns Socks 5 Ball Value Pack Yarn - Wool 4 Ply 16 options
Paintbox Yarns Socks 5 Ball Value Pack Yarn - Wool 4 Ply

75% Wool 25% Polyamide, 2133yds (1950m)/500g (17.64oz), Fingering

$36.00
$60.00
SALE King Cole Super Yummy Yarn - Polyester Super Chunky 7 options
King Cole Super Yummy Yarn - Polyester Super Chunky

100% Polyester, 44yds (40m)/100g (3.53oz), Super Bulky

$7.63
$9.54
Paintbox Yarns Cotton 4 ply 5 Ball Value Pack Yarn 25 options
Paintbox Yarns Cotton 4 ply 5 Ball Value Pack Yarn

100% Cotton, 930yds (850m)/250g (8.82oz), Fingering

$24.25
Lion Brand Babysoft Yarn - Acrylic DK 21 options
Lion Brand Babysoft Yarn - Acrylic DK

60% Acrylic 40% Nylon, 459yds (420m)/140g (4.94oz), DK | Light Worsted

$7.99
King Cole Baby Alpaca DK Yarn - Baby Alpaca DK 30 options
King Cole Baby Alpaca DK Yarn - Baby Alpaca DK

100% Baby Alpaca, 109yds (100m)/50g (1.76oz), DK | Light Worsted

$13.23
King Cole Baby Glitz DK Yarn - Acrylic DK 15 options
King Cole Baby Glitz DK Yarn - Acrylic DK

97% Acrylic 3% Polyester, 317yds (290m)/100g (3.53oz), DK | Light Worsted

$8.14
SALE King Cole Big Value Tweed DK Yarn - Acrylic DK 30 options
King Cole Big Value Tweed DK Yarn - Acrylic DK

98% Acrylic 2% Viscose, 317yds (290m)/100g (3.53oz), DK | Light Worsted

$5.07
$6.34
King Cole Merino Blend 4 Ply Yarn - Wool 4 Ply 56 options
King Cole Merino Blend 4 Ply Yarn - Wool 4 Ply

100% Wool, 197yds (180m)/50g (1.76oz), Fingering

$8.14
SALE Stylecraft Batik Swirl DK Yarn - Acrylic DK 8 options
Stylecraft Batik Swirl DK Yarn - Acrylic DK

80% Acrylic 20% Wool, 601yds (550m)/200g (7.06oz), DK | Light Worsted

$15.11
$18.89
King Cole Camouflage Yarn - Acrylic DK 8 options
King Cole Camouflage Yarn - Acrylic DK

100% Acrylic, 312yds (285m)/100g (3.53oz), DK | Light Worsted

$9.79
SALE Valley Yarns Northampton 10 Ball Value Pack Yarn - Wool Worsted 37 options
Valley Yarns Northampton 10 Ball Value Pack Yarn - Wool Worsted

100% Wool, 2470yds (2259m)/1000g (35.27oz), Worsted

$76.93
$109.90
SALE Lion Brand Wool Ease Thick & Quick Stripes Yarn - Acrylic Super Chunky 13 options
Lion Brand Wool Ease Thick & Quick Stripes Yarn - Acrylic Super Chunky

86% Acrylic 10% Wool 4% Polyester, 92yds (84m)/140g (4.94oz), Super Bulky

$7.99
$9.99
Stylecraft Highland Heathers Aran Yarn - Acrylic Aran 11 options
Stylecraft Highland Heathers Aran Yarn - Acrylic Aran

100% Acrylic, 201yds (184m)/100g (3.53oz), Aran

$5.99
SALE Debbie Bliss Baby Cashmerino 5 Ball Value Pack Yarn - Merino Wool Sport 49 options
Debbie Bliss Baby Cashmerino 5 Ball Value Pack Yarn - Merino Wool Sport

55% Merino Wool 33% Acrylic 12% Cashmere, 684yds (625m)/250g (8.82oz), Sport

$35.75
$55.00
SALE Valley Yarns Haydenville DK 10 Ball Value Pack Yarn - Superwash Merino DK 27 options
Valley Yarns Haydenville DK 10 Ball Value Pack Yarn - Superwash Merino DK

60% Merino Wool 40% Acrylic, 1360yds (1244m)/500g (17.64oz), DK | Light Worsted

$43.75
$62.50
Paintbox Yarns Cotton DK 10 Ball Color Pack Yarn - Cotton DK 28 options
Paintbox Yarns Cotton DK 10 Ball Color Pack Yarn - Cotton DK

100% Cotton, 1367yds (1250m)/500g (17.64oz), DK | Light Worsted

$37.50
Paintbox Yarns Baby DK Prints 5 Ball Value Pack Yarn - Nylon DK 19 options
Paintbox Yarns Baby DK Prints 5 Ball Value Pack Yarn - Nylon DK

55% Nylon 45% Acrylic, 913yds (835m)/250g (8.82oz), DK | Light Worsted

$27.50
King Cole Cotton Top DK Yarn - Acrylic DK 16 options
King Cole Cotton Top DK Yarn - Acrylic DK

78% Acrylic 22% Cotton, 284yds (260m)/100g (3.53oz), DK | Light Worsted

$7.80
SALE Valley Yarns Superwash 10 Ball Value Pack Yarn - Merino Worsted 32 options
Valley Yarns Superwash 10 Ball Value Pack Yarn - Merino Worsted

100% Merino Wool, 970yds (887m)/500g (17.64oz), Worsted

$59.43
$84.90
SALE King Cole Crescendo Aran Yarn - Acrylic Aran 8 options
King Cole Crescendo Aran Yarn - Acrylic Aran

100% Acrylic, 241yds (220m)/100g (3.53oz), Aran

$6.46
$8.07
Stylecraft That Colour Vibe Yarn - Acrylic Chunky 8 options
Stylecraft That Colour Vibe Yarn - Acrylic Chunky

85% Acrylic 15% Wool, 87yds (80m)/100g (3.53oz), Bulky

$8.99
SALE Paintbox Yarns Cotton Aran 10 Ball Value Packs Yarn 74 options
Paintbox Yarns Cotton Aran 10 Ball Value Packs Yarn

100% Cotton, 93yds (85m)/500g (17.64oz), Aran

$28.50
$47.50
Lion Brand Babysoft Prints Yarn - Acrylic DK 6 options
Lion Brand Babysoft Prints Yarn - Acrylic DK

60% Acrylic 40% Nylon, 367yds (336m)/113g (3.99oz), DK | Light Worsted

$7.99
Paintbox Yarns Cotton Aran 25 Ball Color Pack Yarn - Cotton Aran 2 options
Paintbox Yarns Cotton Aran 25 Ball Color Pack Yarn - Cotton Aran

100% Cotton, 2324yds (2125m)/1250g (44.09oz), Aran

$93.75
SALE MillaMia Naturally Soft Cotton 5 Ball Value Pack Yarn - Cotton Sport 20 options
MillaMia Naturally Soft Cotton 5 Ball Value Pack Yarn - Cotton Sport

100% Cotton, 180yds (165m)/250g (8.82oz), Sport

$18.69 - $37.38
$28.75
Paintbox Yarns Baby DK 5 Ball Value Pack Yarn - Nylon DK 28 options
Paintbox Yarns Baby DK 5 Ball Value Pack Yarn - Nylon DK

55% Nylon 45% Acrylic, 913yds (835m)/250g (8.82oz), DK | Light Worsted

$25.00
Valley Yarns Leverett 5 Ball Value Pack Yarn - Cotton DK 15 options
Valley Yarns Leverett 5 Ball Value Pack Yarn - Cotton DK

70% Cotton 30% Linen, 545yds (498m)/250g (8.82oz), DK | Light Worsted

$34.95
Lion Brand Vanna's Choice Multi Yarn - Acrylic Worsted 23 options
Lion Brand Vanna's Choice Multi Yarn - Acrylic Worsted

100% Acrylic, 145yds (133m)/85g (3oz), Worsted

$4.49
Stylecraft Winter Magic XL Yarn - Acrylic Super Chunky 3 options
Stylecraft Winter Magic XL Yarn - Acrylic Super Chunky

99% Acrylic 1% Polyester, 66yds (60m)/100g (3.53oz), Super Bulky

$9.39
SALE Valley Yarns Southampton 10 Ball Value Pack Yarn - Mohair Lace 43 options
Valley Yarns Southampton 10 Ball Value Pack Yarn - Mohair Lace

72% Mohair 28% Silk, 2300yds (2103m)/250g (8.82oz), Lace | 2 Ply

$83.93
$119.90
SALE Sirdar Snuggly Snowflake Chunky 50g Yarn - Polyester Chunky 10 options
Sirdar Snuggly Snowflake Chunky 50g Yarn - Polyester Chunky

100% Polyester, 136yds (124m)/50g (1.76oz), Bulky

$7.00
$8.75
SALE Valley Yarns Haydenville DK 5 Ball Value Pack Yarn - Superwash Merino DK 27 options
Valley Yarns Haydenville DK 5 Ball Value Pack Yarn - Superwash Merino DK

60% Merino Wool 40% Acrylic, 680yds (622m)/250g (8.82oz), DK | Light Worsted

$21.88
$31.25
Paintbox Yarns Simply DK 10 Ball Value Pack Yarn 85 options
Paintbox Yarns Simply DK 10 Ball Value Pack Yarn

100% Acrylic, 302yds (276m)/1000g (35.27oz), DK | Light Worsted

$45.00
Paintbox Yarns Cotton DK 5 Ball Ombre Color Pack Yarn 5 options
Paintbox Yarns Cotton DK 5 Ball Ombre Color Pack Yarn

100% Cotton, 684yds (625m)/250g (8.82oz), DK | Light Worsted

$20.33
Lion Brand Wool Ease Thick & Quick Metallics Yarn - Acrylic Super Chunky 9 options
Lion Brand Wool Ease Thick & Quick Metallics Yarn - Acrylic Super Chunky

79% Acrylic 20% Polyester 1% Metallic, 92yds (84m)/140g (4.94oz), Super Bulky

$8.79
King Cole Big Value Baby DK Yarn - Acrylic DK 31 options
King Cole Big Value Baby DK Yarn - Acrylic DK

100% Acrylic, 317yds (290m)/100g (3.53oz), DK | Light Worsted

$5.54
SALE Koigu Ambah Solstice KAL 2025 Small Wrap Yarn - Merino Wool 4 Ply 3 options
Koigu Ambah Solstice KAL 2025 Small Wrap Yarn - Merino Wool 4 Ply

100% Merino Wool, 1020yds (933m)/300g (10.58oz), Fingering

$77.60
$97.00
King Cole Fruitilicious Yarn - Polyester varied 8 options
King Cole Fruitilicious Yarn - Polyester varied

100% Polyester, 87yds (80m)/100g (3.53oz), Varied

$9.87
King Cole Bumble Chunky Yarn - Acrylic Chunky 6 options
King Cole Bumble Chunky Yarn - Acrylic Chunky

100% Acrylic, 166yds (152m)/100g (3.53oz), Bulky

$9.27
SALE Valley Yarns Northfield 10 Ball Value Pack Yarn - Merino Wool DK 19 options
Valley Yarns Northfield 10 Ball Value Pack Yarn - Merino Wool DK

70% Merino Wool 20% Alpaca 10% Silk, 1236yds (1130m)/500g (17.64oz), DK | Light Worsted

$59.43
$84.90
SALE Valley Yarns Berkshire Bulky 5 Ball Value Pack Yarn - Wool Chunky 22 options
Valley Yarns Berkshire Bulky 5 Ball Value Pack Yarn - Wool Chunky

85% Wool 15% Alpaca, 540yds (494m)/500g (17.64oz), Bulky

$36.72
$52.45
Stylecraft Soft Pastels Yarn - Acrylic Aran 6 options
Stylecraft Soft Pastels Yarn - Acrylic Aran

50% Acrylic 50% Cotton, 268yds (245m)/100g (3.53oz), Aran

$7.29
Sirdar Supersoft Aran Rainbow Drops Yarn - Acrylic Aran 10 options
Sirdar Supersoft Aran Rainbow Drops Yarn - Acrylic Aran

100% Acrylic, 257yds (235m)/100g (3.53oz), Aran

$8.49
Paintbox Yarns 100% Wool Worsted 5 Ball Value Pack Yarn 48 options
Paintbox Yarns 100% Wool Worsted 5 Ball Value Pack Yarn

100% Wool, 1094yds (1000m)/500g (17.64oz), Worsted

$55.00
SALE Paintbox Yarns Wool Mix Super Chunky 5 Ball Value Pack Yarn - Wool Super Chunky 60 options
Paintbox Yarns Wool Mix Super Chunky 5 Ball Value Pack Yarn - Wool Super Chunky

50% Wool 50% Acrylic, 301yds (275m)/500g (17.64oz), Super Bulky

$29.25
$48.75
SALE Valley Yarns Superwash DK 5 Ball Value Pack Yarn 26 options
Valley Yarns Superwash DK 5 Ball Value Pack Yarn

100% Merino Wool, 685yds (626m)/250g (8.82oz), DK | Light Worsted

$29.72
$42.45
SALE Koigu Ambah Solstice KAL 2025 Large Wrap Yarn - Merino Wool 4 Ply 2 options
Koigu Ambah Solstice KAL 2025 Large Wrap Yarn - Merino Wool 4 Ply

100% Merino Wool, 2720yds (2487m)/800g (28.22oz), Fingering

$206.40
$258.00
SALE Debbie Bliss Baby Cashmerino 10 Ball Value Pack Yarn - Merino Wool Sport 49 options
Debbie Bliss Baby Cashmerino 10 Ball Value Pack Yarn - Merino Wool Sport

55% Merino Wool 33% Acrylic 12% Cashmere, 1367yds (1250m)/500g (17.64oz), Sport

$71.50
$110.00
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Understanding Different Types of Yarn Weight

In the world of fiber arts, "weight" refers to the thickness of the yarn strand rather than the physical heaviness of the ball. Standardized yarn weights help crafters substitute fibers while maintaining the same scale. If your pattern calls for a specific weight and you aren’t sure where to start, here is a quick guide to the most common categories:

  • Lace & Fingering (Weights 0-1): These ultra-fine yarns are the best yarn for socks, lightweight shawls, and intricate lace edgings.
  • Sport & DK (Weights 2-3): Often called "lightweight" yarns, these are versatile favorites for baby clothes, spring cardigans, and stranded colorwork.
  • Worsted & Aran (Weight 4): This is the most popular yarn weight, prized for its balance of speed and stitch definition—ideal for sweaters, blankets, and hats.
  • Bulky & Super Bulky (Weights 5-6): Perfect for quick-knit gifts, these thick fibers create warm, cozy textures that work up in a flash on large needles or hooks.

Why Does Yarn Weight Matter?

Selecting the correct weight isn't just about the look; it’s about achieving gauge. If the yarn is too thin, your sweater will be too small; if it’s too thick, your project will be stiff and oversized. By matching your yarn weight to the designer's recommendation, you ensure the drape, durability, and size are exactly where they need to be.

Expert Tip: Always check your ball band! Most manufacturers list the Craft Yarn Council (CYC) number (0–7) right on the label to help you identify the weight at a glance.

How to Verify Your Yarn Weight: WPI and Gauge

If you have a mystery skein in your stash, you can determine its weight by measuring Wraps Per Inch (WPI). By wrapping the yarn snugly around a ruler, you can count how many times it fits into an inch to identify its category. We’ve also included the typical knitting gauge below to help you cross-reference your results and ensure your chosen pattern will have the perfect drape and fit.

Lace Weight: 18+ WPI, 32–40+ sts / 4"

Fingering Weight: 14–18 WPI, 27–32 sts / 4"

Sport Weight: 12–14 WPI, 23–26 sts / 4"

DK Weight: 11–13 WPI, 21–24 sts / 4"

Worsted Weight: 9–11 WPI, 16–20 sts / 4"

Heavy Worsted / Aran: 8–9 WPI, 16–18 sts / 4"

Bulky Weight: 6–8 WPI, 12–15 sts / 4"

Super Bulky: 5–6 WPI, 6–11 sts / 4"

Why Buy Yarn by Weight at WEBS?

When you shop for yarn by weight at WEBS, you aren't just getting variety—you're getting expertise. We categorize our yarns according to the Craft Yarn Council standards to take the guesswork out of your shopping experience. This ensures you can easily find the perfect match for your project, whether you're searching for a delicate lace or a cozy super bulky, with the confidence that every skein will meet your specific gauge and texture needs.

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