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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Stylecraft Grace Aran Yarn - Acrylic Aran 14 options
Stylecraft Grace Aran Yarn - Acrylic Aran

85% Acrylic 10% Mohair 5% Wool, 323yds (295m)/100g (3.53oz), Aran

$9.59
Stylecraft Wondersoft Merry Go Round Yarn - Acrylic DK 10 options
Stylecraft Wondersoft Merry Go Round Yarn - Acrylic DK

100% Acrylic, 322yds (294m)/100g (3.53oz), DK | Light Worsted

$8.39
King Cole Giza Cotton 4Ply Yarn 4 options
King Cole Giza Cotton 4Ply Yarn

100% Cotton, 175yds (160m)/50g (1.76oz), Fingering

$5.67
Sirdar Loveful Recycled Acrylic Yarn - Acrylic DK 14 options
Sirdar Loveful Recycled Acrylic Yarn - Acrylic DK

100% Acrylic, 344yds (315m)/100g (3.53oz), DK | Light Worsted

$5.75
West Yorkshire Spinners The Croft DK Yarn - Wool DK 7 options
West Yorkshire Spinners The Croft DK Yarn - Wool DK

100% Wool, 246yds (225m)/100g (3.53oz), DK | Light Worsted

$19.50
Lion Brand Re-Spun Thick & Quick Yarn - Polyester Super Chunky 19 options
Lion Brand Re-Spun Thick & Quick Yarn - Polyester Super Chunky

100% Polyester, 223yds (204m)/340g (11.99oz), Super Bulky

$11.29
West Yorkshire Spinners ColourLab Sock DK Yarn - Wool 373 5 options
West Yorkshire Spinners ColourLab Sock DK Yarn - Wool 373

100% Wool, 369yds (337m)/150g (5.29oz), DK | Light Worsted

$21.50
King Cole Harvest DK Yarn - Acrylic DK 11 options
King Cole Harvest DK Yarn - Acrylic DK

90% Acrylic 10% Alpaca, 585yds (535m)/150g (5.29oz), DK | Light Worsted

$14.51
Stylecraft Special for Babies Chunky Yarn - Acrylic Chunky 5 options
Stylecraft Special for Babies Chunky Yarn - Acrylic Chunky

100% Acrylic, 149yds (136m)/100g (3.53oz), Bulky

$4.79
Stylecraft Merry Go Round XL Yarn - Acrylic Super Chunky 7 options
Stylecraft Merry Go Round XL Yarn - Acrylic Super Chunky

100% Acrylic, 74yds (68m)/100g (3.53oz), Super Bulky

$7.69
King Cole Big Value DK 50g Yarn - Acrylic DK 5 options
King Cole Big Value DK 50g Yarn - Acrylic DK

100% Acrylic, 159yds (145m)/50g (1.76oz), DK | Light Worsted

$2.58
Stylecraft Fusion Chunky Yarn - Acrylic Chunky
Stylecraft Fusion Chunky Yarn - Acrylic Chunky

100% Acrylic, 219yds (200m)/100g (3.53oz), Bulky

$5.39
Stylecraft Impressions Yarn - Acrylic Aran 15 options
Stylecraft Impressions Yarn - Acrylic Aran

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

$8.39
King Cole Cherished DK Yarn - Acrylic DK 14 options
King Cole Cherished DK Yarn - Acrylic DK

100% Acrylic, 273yds (250m)/100g (3.53oz), DK | Light Worsted

$7.17
Lion Brand Feels Like Butta Yarn - Polyester Aran 13 options
Lion Brand Feels Like Butta Yarn - Polyester Aran

100% Polyester, 218yds (199m)/100g (3.53oz), Aran

$4.99
Stylecraft ReLove Yarn - Acrylic Aran 8 options
Stylecraft ReLove Yarn - Acrylic Aran

80% Acrylic 20% Wool, 241yds (220m)/100g (3.53oz), Aran

$5.99
Paintbox Yarns Simply Super Chunky 5 Ball Color Pack Yarn - Acrylic Super Chunky 5 options
Paintbox Yarns Simply Super Chunky 5 Ball Color Pack Yarn - Acrylic Super Chunky

100% Acrylic, 328yds (300m)/500g (17.64oz), Super Bulky

$25.00
King Cole Fashion Aran 400g Yarn - Acrylic Aran 15 options
King Cole Fashion Aran 400g Yarn - Acrylic Aran

70% Acrylic 30% Wool, 793yds (725m)/400g (14.11oz), Aran

$15.99
Lion Brand Jeans Yarn - Acrylic Worsted 7 options
Lion Brand Jeans Yarn - Acrylic Worsted

100% Acrylic, 246yds (225m)/100g (3.53oz), Worsted

$6.99
SALE Plymouth Yarn Plymouth Bay Yarn - Acrylic Super Chunky 7 options
Plymouth Yarn Plymouth Bay Yarn - Acrylic Super Chunky

80% Acrylic 20% Wool, 76yds (69m)/200g (7.06oz), Super Bulky

$8.00
$15.99
West Yorkshire Spinners Morris DK Yarn - Wool DK 17 options
West Yorkshire Spinners Morris DK Yarn - Wool DK

100% Wool, 122yds (112m)/50g (1.76oz), DK | Light Worsted

$13.50
Stylecraft Soft Baby Easy Stripes Yarn - Acrylic DK 8 options
Stylecraft Soft Baby Easy Stripes Yarn - Acrylic DK

50% Acrylic 50% Polyamide, 322yds (294m)/100g (3.53oz), DK | Light Worsted

$6.49
Rowan Baby Cashsoft Worsted Yarn - Merino Wool Worsted 12 options
Rowan Baby Cashsoft Worsted Yarn - Merino Wool Worsted

57% Merino Wool 33% Acrylic 10% Cashmere, 82yds (75m)/50g (1.76oz), Worsted

$13.00
Rowan Heirloom Sampler - A Blanket Knit Along by Martin Storey Yarn - Wool DK
Rowan Heirloom Sampler - A Blanket Knit Along by Martin Storey Yarn - Wool DK

50% Wool 25% Alpaca 25% Viscose, 2679yds (2450m)/700g (24.69oz), DK | Light Worsted

$207.90
Stylecraft Special Aran with Wool Nepp Yarn - Acrylic Aran 10 options
Stylecraft Special Aran with Wool Nepp Yarn - Acrylic Aran

80% Acrylic 20% Wool, 892yds (816m)/400g (14.11oz), Aran

$19.19
King Cole Zigzag 4Ply Yarn - Wool 4 Ply 3 options
King Cole Zigzag 4Ply Yarn - Wool 4 Ply

75% Wool 25% Nylon, 459yds (420m)/100g (3.53oz), Fingering

$14.23
King Cole Tinsel Chunky Yarn - Polyester Chunky 11 options
King Cole Tinsel Chunky Yarn - Polyester Chunky

75% Polyester 25% Metallic, 77yds (70m)/50g (1.76oz), Bulky

$5.66
Paintbox Yarns Wool Mix Aran 5 Ball Color Pack Yarn - Wool Aran 7 options
Paintbox Yarns Wool Mix Aran 5 Ball Color Pack Yarn - Wool Aran

50% Wool 50% Acrylic, 984yds (900m)/500g (17.64oz), Aran

$47.50
Malabrigo Caracol On Black Yarn - Merino Super Chunky 7 options
Malabrigo Caracol On Black Yarn - Merino Super Chunky

100% Merino Wool, 90yds (82m)/150g (5.29oz), Super Bulky

$25.75
King Cole Comfort Chunky Yarn - Acrylic Chunky 9 options
King Cole Comfort Chunky Yarn - Acrylic Chunky

60% Acrylic 40% Nylon, 116yds (106m)/100g (3.53oz), Bulky

$9.18
Stylecraft Easy Fair Isle Effect Aran Yarn - Acrylic Aran 5 options
Stylecraft Easy Fair Isle Effect Aran Yarn - Acrylic Aran

100% Acrylic, 262yds (240m)/100g (3.53oz), Aran

$8.39
King Cole Tropical Beaches DK Yarn - Acrylic DK 6 options
King Cole Tropical Beaches DK Yarn - Acrylic DK

100% Acrylic, 558yds (510m)/200g (7.06oz), DK | Light Worsted

$22.14
Stylecraft Baby Sparkle DK Yarn - Acrylic DK 2 options
Stylecraft Baby Sparkle DK Yarn - Acrylic DK

98% Acrylic 2% Synthetic, 243yds (222m)/100g (3.53oz), DK | Light Worsted

$6.09
Plymouth Yarn Sonnet Yarn - Merino Wool Sport 4 options
Plymouth Yarn Sonnet Yarn - Merino Wool Sport

60% Merino Wool 20% Silk 20% Bamboo, 382yds (349m)/100g (3.53oz), Sport

$23.99
King Cole Cosy Love Aran Yarn - Acrylic Aran 7 options
King Cole Cosy Love Aran Yarn - Acrylic Aran

100% Acrylic, 232yds (212m)/100g (3.53oz), Aran

$9.27
King Cole Big Value Tweed DK Yarn - Acrylic DK 17 options
King Cole Big Value Tweed DK Yarn - Acrylic DK

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

$6.34
King Cole Luxury Merino DK Yarn - Merino Wool DK 6 options
King Cole Luxury Merino DK Yarn - Merino Wool DK

100% Merino Wool, 153yds (140m)/50g (1.76oz), DK | Light Worsted

$10.47
Rowan Juleteppe Knit Along by ARNE & CARLOS Yarn - Wool DK 4 options
Rowan Juleteppe Knit Along by ARNE & CARLOS Yarn - Wool DK

100% Wool, 2187yds (2000m)/800g (28.22oz), DK | Light Worsted

$78.00 - $179.00
Stylecraft Bella Bella Yarn - Acrylic Chunky 6 options
Stylecraft Bella Bella Yarn - Acrylic Chunky

100% Acrylic, 159yds (145m)/100g (3.53oz), Bulky

$8.59
Paintbox Yarns Simply DK 10 Ball Color Pack Yarn 28 options
Paintbox Yarns Simply DK 10 Ball Color Pack Yarn

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

$42.50
SALE King Cole Nordic Chunky Yarn - Acrylic Chunky 14 options
King Cole Nordic Chunky Yarn - Acrylic Chunky

80% Acrylic 20% Merino Wool, 219yds (200m)/150g (5.29oz), Bulky

$9.53
$13.61
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

$9.09
West Yorkshire Spinners Re:Treat Super Chunky Yarn - Wool Super Chunky 6 options
West Yorkshire Spinners Re:Treat Super Chunky Yarn - Wool Super Chunky

100% Wool, 131yds (120m)/200g (7.06oz), Super Bulky

$27.50
King Cole Super Yummy Yarn - Polyester Super Chunky 5 options
King Cole Super Yummy Yarn - Polyester Super Chunky

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

$9.54
King Cole Baby Alpaca DK Yarn - Baby Alpaca DK 6 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 Camouflage Yarn - Acrylic DK 4 options
King Cole Camouflage Yarn - Acrylic DK

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

$9.79
Lion Brand Babysoft Yarn - Acrylic DK 6 options
Lion Brand Babysoft Yarn - Acrylic DK

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

$7.99
King Cole Baby Glitz DK Yarn - Acrylic DK 5 options
King Cole Baby Glitz DK Yarn - Acrylic DK

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

$8.14
King Cole Merino Blend 4 Ply Yarn - Wool 4 Ply 10 options
King Cole Merino Blend 4 Ply Yarn - Wool 4 Ply

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

$8.14
Stylecraft Batik Swirl DK Yarn - Acrylic DK 7 options
Stylecraft Batik Swirl DK Yarn - Acrylic DK

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

$18.89
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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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