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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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SALE Berroco Paperie Yarn - Cotton Worsted 8 options
Berroco Paperie Yarn - Cotton Worsted

90% Cotton 10% Other, 102yds (93m)/50g (1.76oz), Worsted

$9.60
$12.00
Trendsetter Yarn Sweetie Yarn - Viscose DK 15 options
Trendsetter Yarn Sweetie Yarn - Viscose DK

100% Viscose, 137yds (125m)/50g (1.76oz), DK | Light Worsted

$10.00
Sirdar Loveful Recycled Tweed Yarn - Wool DK 12 options
Sirdar Loveful Recycled Tweed Yarn - Wool DK

40% Wool 40% Polyester 20% Acrylic, 328yds (300m)/100g (3.53oz), DK | Light Worsted

$6.90
King Cole Cherish DK Yarn - Acrylic DK 38 options
King Cole Cherish DK Yarn - Acrylic DK

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

$8.36
Berroco Vellina Yarn - Superwash Wool Worsted 8 options
Berroco Vellina Yarn - Superwash Wool Worsted

65% Wool 20% Hemp 15% Cotton, 234yds (214m)/100g (3.53oz), Worsted

$27.00
Stylecraft Extra Special DK Yarn - Acrylic DK 8 options
Stylecraft Extra Special DK Yarn - Acrylic DK

100% Acrylic, 323yds (295m)/100g (3.53oz), DK | Light Worsted

$2.99
Stylecraft Life Tweed DK Yarn - Acrylic DK 13 options
Stylecraft Life Tweed DK Yarn - Acrylic DK

75% Acrylic 25% Wool, 326yds (298m)/100g (3.53oz), DK | Light Worsted

$7.49
Valley Yarns Worthington 5 Ball Value Pack Yarn - Wool DK 15 options
Valley Yarns Worthington 5 Ball Value Pack Yarn - Wool DK

50% Wool 25% Alpaca 25% Viscose, 870yds (796m)/250g (8.82oz), DK | Light Worsted

$47.45
SALE Paintbox Yarns Cotton DK 10 Ball Value Pack Yarn - Cotton DK 79 options
Paintbox Yarns Cotton DK 10 Ball Value Pack Yarn - Cotton DK

100% Cotton, 137yds (125m)/500g (17.64oz), DK | Light Worsted

$30.88
$47.50
Koigu Minna Yarn - Merino Wool Sport 8 options
Koigu Minna Yarn - Merino Wool Sport

75% Merino Wool 15% Cashmere 10% Silk, 308yds (282m)/100g (3.53oz), Sport

$40.00
SALE Tahki Yarns Hatteras 5 Ball Value Pack Yarn - Cotton Chunky 25 options
Tahki Yarns Hatteras 5 Ball Value Pack Yarn - Cotton Chunky

100% Cotton, 545yds (498m)/500g (17.64oz), Bulky

$42.22
$64.95
Cascade Yarns Kid Seta Hand Paints Yarn - Mohair Lace 10 options
Cascade Yarns Kid Seta Hand Paints Yarn - Mohair Lace

74% Mohair 26% Silk, 232yds (212m)/25g (0.88oz), Lace | 2 Ply

$14.00
SALE West Yorkshire Spinners Exquisite Yarn - Wool Lace 18 options
West Yorkshire Spinners Exquisite Yarn - Wool Lace

80% Wool 20% Silk, 875yds (800m)/100g (3.53oz), Lace | 2 Ply

$23.80
$34.00
Stylecraft Bambino Prints Yarn - Acrylic DK 16 options
Stylecraft Bambino Prints Yarn - Acrylic DK

100% Acrylic, 293yds (268m)/100g (3.53oz), DK | Light Worsted

$6.59
SALE Paintbox Yarns Cotton DK 5 Ball Value Pack Yarn 80 options
Paintbox Yarns Cotton DK 5 Ball Value Pack Yarn

100% Cotton, 137yds (125m)/250g (8.82oz), DK | Light Worsted

$15.44
$23.75
Stylecraft Special Aran with Wool Yarn - Acrylic Aran 46 options
Stylecraft Special Aran with Wool Yarn - Acrylic Aran

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

$18.59
Rowan Felted Tweed Soft Yarn - Wool heavy_Worsted 10 options
Rowan Felted Tweed Soft Yarn - Wool heavy_Worsted

64% Wool 8% Alpaca 8% Viscose 20% Nylon, 153yds (140m)/50g (1.76oz), Heavy Worsted

$14.00
SALE Paintbox Yarns Recycled T-Shirt 450g Yarn - Cotton Super Chunky 22 options
Paintbox Yarns Recycled T-Shirt 450g Yarn - Cotton Super Chunky

90% Cotton 10% Synthetic, 71yds (65m)/450g (15.87oz), Super Bulky

$5.95
$8.50
Valley Yarns Southampton 5 Ball Value Pack Yarn - Mohair Lace 43 options
Valley Yarns Southampton 5 Ball Value Pack Yarn - Mohair Lace

72% Mohair 28% Silk, 1150yds (1052m)/125g (4.41oz), Lace | 2 Ply

$59.95
SALE MODE at Rowan Colourmix Yarn - Cotton Aran 6 options
MODE at Rowan Colourmix Yarn - Cotton Aran

47% Cotton 30% Wool 23% Alpaca, 109yds (100m)/50g (1.76oz), Aran

$9.60
$12.00
West Yorkshire Spinners Re:Treat Twist Chunky Yarn - Wool Chunky 12 options
West Yorkshire Spinners Re:Treat Twist Chunky Yarn - Wool Chunky

100% Wool, 153yds (140m)/100g (3.53oz), Bulky

$18.00
King Cole Explorer Super Chunky Yarn - Acrylic Super Chunky 18 options
King Cole Explorer Super Chunky Yarn - Acrylic Super Chunky

80% Acrylic 20% Wool, 87yds (80m)/100g (3.53oz), Super Bulky

$9.45
King Cole Luxury Yak DK Yarn - Merino Wool DK 12 options
King Cole Luxury Yak DK Yarn - Merino Wool DK

85% Merino Wool 15% Yak, 123yds (112m)/50g (1.76oz), DK | Light Worsted

$13.59
Hayfield Bonus Aran Yarn - Acrylic Aran 60 options
Hayfield Bonus Aran Yarn - Acrylic Aran

100% Acrylic, 280yds (256m)/100g (3.53oz), Aran

$5.60
Circulo LOOMA 3/2 Weaving Yarn Yarn - Cotton Sport 31 options
Circulo LOOMA 3/2 Weaving Yarn Yarn - Cotton Sport

100% Cotton, 1445yds (1321m)/520g (18.34oz), Sport

$31.00
$0.00
West Yorkshire Spinners Solstice 4ply Yarn - Wool 4 Ply 8 options
West Yorkshire Spinners Solstice 4ply Yarn - Wool 4 Ply

70% Wool 20% Lyocell 10% Cashmere, 437yds (400m)/100g (3.53oz), Fingering

$32.50
King Cole Cherished 4ply Yarn - Acrylic 4 Ply 13 options
King Cole Cherished 4ply Yarn - Acrylic 4 Ply

100% Acrylic, 410yds (375m)/100g (3.53oz), Fingering

$8.19
Stylecraft Colour Burst Yarn - Acrylic DK 10 options
Stylecraft Colour Burst Yarn - Acrylic DK

80% Acrylic 20% Polyamide, 350yds (320m)/100g (3.53oz), DK | Light Worsted

$5.29
Stylecraft Batik Elements Swirl 100g Yarn - Acrylic DK 12 options
Stylecraft Batik Elements Swirl 100g Yarn - Acrylic DK

80% Acrylic 20% Wool, 301yds (275m)/100g (3.53oz), DK | Light Worsted

$9.09
Stylecraft Special XL Tweed Yarn - Acrylic Super Chunky 18 options
Stylecraft Special XL Tweed Yarn - Acrylic Super Chunky

97% Acrylic 3% Viscose, 74yds (68m)/100g (3.53oz), Super Bulky

$5.19
West Yorkshire Spinners The Croft Yarn - Wool Aran 30 options
West Yorkshire Spinners The Croft Yarn - Wool Aran

100% Wool, 182yds (166m)/100g (3.53oz), Aran

$19.70
West Yorkshire Spinners ColourLab Yarn - Wool DK 38 options
West Yorkshire Spinners ColourLab Yarn - Wool DK

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

$15.00
Circulo LOOMA 10/2 Weaving Yarn Yarn - Cotton Lace 29 options
Circulo LOOMA 10/2 Weaving Yarn Yarn - Cotton Lace

100% Cotton, 4819yds (4406m)/520g (18.34oz), Lace | 2 Ply

$31.00
King Cole Wool Aran Yarn - Superwash Wool 19 options
King Cole Wool Aran Yarn - Superwash Wool

100% Wool, 197yds (180m)/100g (3.53oz), Aran

$10.47
King Cole Velveteen Yarn - Polyester novelty 10 options
King Cole Velveteen Yarn - Polyester novelty

100% Polyester, 71yds (65m)/100g (3.53oz), Novelty

$10.91
Circulo LOOMA 5/2 Weaving Yarn Yarn - Cotton 4 Ply 30 options
Circulo LOOMA 5/2 Weaving Yarn Yarn - Cotton 4 Ply

100% Cotton, 2409yds (2203m)/520g (18.34oz), Fingering

$31.00
SALE Berroco Aurelia Yarn - Cotton Worsted 8 options
Berroco Aurelia Yarn - Cotton Worsted

74% Cotton 26% Merino Wool, 267yds (244m)/100g (3.53oz), Worsted

$16.50
$22.00
SALE King Cole Simply Denim DK Yarn - Cotton DK 8 options
King Cole Simply Denim DK Yarn - Cotton DK

50% Cotton 50% Acrylic, 306yds (280m)/100g (3.53oz), DK | Light Worsted

$5.80
$7.73
Berroco Emberstone Yarn - Wool Chunky 6 options
Berroco Emberstone Yarn - Wool Chunky

46% Wool 33% Cotton 21% Alpaca, 159yds (145m)/100g (3.53oz), Bulky

$20.50
Paintbox Yarns Simply Aran 5 Ball Color Pack Yarn - Acrylic Aran 5 options
Paintbox Yarns Simply Aran 5 Ball Color Pack Yarn - Acrylic Aran

100% Acrylic, 1006yds (920m)/500g (17.64oz), Aran

$21.25
SALE Circulo Clea Weaving Yarn Yarn - Cotton Lace 31 options
Circulo Clea Weaving Yarn Yarn - Cotton Lace

100% Cotton, 3975yds (3635m)/500g (17.64oz), Lace | 2 Ply

$26.39
$32.99
Valley Yarns Charlemont 5 Ball Value Pack Yarn - Superwash Merino 4 Ply 19 options
Valley Yarns Charlemont 5 Ball Value Pack Yarn - Superwash Merino 4 Ply

60% Merino Wool 20% Silk 20% Polyamide, 2193yds (2005m)/500g (17.64oz), Fingering

$87.45
Hayfield Bonus Super Chunky Yarn - Acrylic Super Chunky 41 options
Hayfield Bonus Super Chunky Yarn - Acrylic Super Chunky

100% Acrylic, 90yds (82m)/100g (3.53oz), Super Bulky

$5.60
King Cole Glitz DK Yarn - Acrylic DK 36 options
King Cole Glitz DK Yarn - Acrylic DK

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

$8.14
SALE King Cole Cottonsoft Crystal DK Yarn - Cotton DK 6 options
King Cole Cottonsoft Crystal DK Yarn - Cotton DK

100% Cotton, 230yds (210m)/100g (3.53oz), DK | Light Worsted

$7.69
$10.25
SALE Tahki Yarns Cotton Classic 5 Ball Value Pack Yarn - Cotton DK 76 options
Tahki Yarns Cotton Classic 5 Ball Value Pack Yarn - Cotton DK

100% Cotton, 536yds (490m)/250g (8.82oz), DK | Light Worsted

$22.72
$34.95
Stylecraft For the Love of Stripes Yarn - Acrylic Chunky 8 options
Stylecraft For the Love of Stripes Yarn - Acrylic Chunky

100% Acrylic, 157yds (144m)/100g (3.53oz), Bulky

$7.99
King Cole Beaches DK Yarn - Acrylic DK 16 options
King Cole Beaches DK Yarn - Acrylic DK

70% Acrylic 30% Polyamide, 279yds (255m)/100g (3.53oz), DK | Light Worsted

$9.63
Cascade Yarns Heritage Tie Dye Yarn - Superwash Merino 4 Ply 14 options
Cascade Yarns Heritage Tie Dye Yarn - Superwash Merino 4 Ply

75% Merino Wool 25% Nylon, 437yds (400m)/100g (3.53oz), Fingering

$15.00
King Cole Safari Chunky Yarn - Acrylic Chunky 14 options
King Cole Safari Chunky Yarn - Acrylic Chunky

100% Acrylic, 312yds (285m)/150g (5.29oz), Bulky

$13.50
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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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