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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Hayfield Bonus Chunky Tweed Yarn - Acrylic Chunky 10 options
Hayfield Bonus Chunky Tweed Yarn - Acrylic Chunky

96% Acrylic 4% Viscose, 150yds (137m)/100g (3.53oz), Bulky

$6.20
Koigu KPPPM WEBS 50th Anniversary Pencil Box Set Yarn - Merino Wool 4 Ply
Koigu KPPPM WEBS 50th Anniversary Pencil Box Set Yarn - Merino Wool 4 Ply

100% Merino Wool, 850yds (777m)/250g (8.82oz), Fingering

$96.00
Sirdar Soft Down Yarn - Acrylic DK 16 options
Sirdar Soft Down Yarn - Acrylic DK

80% Acrylic 20% Wool, 375yds (343m)/100g (3.53oz), DK | Light Worsted

$7.00
Berroco Gimlet Yarn - Cotton Chunky 9 options
Berroco Gimlet Yarn - Cotton Chunky

42% Cotton 38% Alpaca 10% Wool, 95yds (87m)/50g (1.76oz), Bulky

$13.00
Juniper Moon Farm Iris Yarn - Alpaca Worsted 7 options
Juniper Moon Farm Iris Yarn - Alpaca Worsted

70% Alpaca 20% Silk 10% Merino Wool, 437yds (400m)/100g (3.53oz), Worsted

$49.99
King Cole Bramble DK Yarn - Acrylic DK 15 options
King Cole Bramble DK Yarn - Acrylic DK

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

$8.06
Sirdar Stories Chunky Yarn - Cotton Chunky 20 options
Sirdar Stories Chunky Yarn - Cotton Chunky

50% Cotton 50% Acrylic, 142yds (130m)/100g (3.53oz), Bulky

$10.00
Stylecraft Squeeze Me Yarn - Polyester DK 16 options
Stylecraft Squeeze Me Yarn - Polyester DK

100% Polyester, 219yds (200m)/100g (3.53oz), DK | Light Worsted

$5.99
SALE Adriafil Cupido Yarn - Cotton Sport 9 options
Adriafil Cupido Yarn - Cotton Sport

40% Cotton 35% Acrylic 17% Nylon 4% Metallic 4% Other, 175yds (160m)/50g (1.76oz), Sport

$3.60 - $3.95
$7.19
Berroco Vera Yarn - Cotton DK 12 options
Berroco Vera Yarn - Cotton DK

80% Cotton 20% Viscose, 279yds (255m)/100g (3.53oz), DK | Light Worsted

$26.00
Rowan Cotton Trio Yarn - Cotton Fingering 10 options
Rowan Cotton Trio Yarn - Cotton Fingering

84% Cotton 8% Wool 8% Alpaca, 131yds (120m)/50g (1.76oz), Fingering

$10.00
King Cole Cottagespun Chunky Yarn - Acrylic Chunky 14 options
King Cole Cottagespun Chunky Yarn - Acrylic Chunky

100% Acrylic, 269yds (246m)/150g (5.29oz), Bulky

$8.82
SALE String Venezia Yarn - Cashmere Worsted 4 options
String Venezia Yarn - Cashmere Worsted

53% Cashmere 27% Wool 20% Silk, 197yds (180m)/50g (1.76oz), Worsted

$28.60
$44.00
West Yorkshire Spinners Re:Treat Yarn - Wool Chunky 16 options
West Yorkshire Spinners Re:Treat Yarn - Wool Chunky

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

$18.00
SALE King Cole Homespun DK Yarn - Acrylic DK 14 options
King Cole Homespun DK Yarn - Acrylic DK

23% Acrylic 23% Polyamide 22% Alpaca 22% Merino Wool 10% Viscose, 191yds (175m)/50g (1.76oz), DK | Light Worsted

$4.33 - $6.19
$6.19
Lion Brand Basic Stitch Anti Pilling Yarn - Acrylic Worsted 35 options
Lion Brand Basic Stitch Anti Pilling Yarn - Acrylic Worsted

100% Acrylic, 185yds (169m)/100g (3.53oz), Worsted

$6.99
Plymouth Yarn Aventura Yarn - Alpaca Aran 16 options
Plymouth Yarn Aventura Yarn - Alpaca Aran

60% Alpaca 40% Merino Wool, 218yds (199m)/100g (3.53oz), Aran

$22.99
Cascade Yarns MeriSeta Yarn - Merino Wool Worsted 20 options
Cascade Yarns MeriSeta Yarn - Merino Wool Worsted

75% Merino Wool 25% Silk, 237yds (217m)/100g (3.53oz), Worsted

$24.00
Berroco Aerial Degrade Yarn - Mohair Lace 11 options
Berroco Aerial Degrade Yarn - Mohair Lace

65% Mohair 35% Silk, 568yds (519m)/25g (0.88oz), Lace | 2 Ply

$33.00
Lion Brand Wool Ease Thick & Quick Prints Yarn - Acrylic Super Chunky 20 options
Lion Brand Wool Ease Thick & Quick Prints Yarn - Acrylic Super Chunky

80% Acrylic 20% Wool, 87yds (80m)/140g (4.94oz), Super Bulky

$10.69
King Cole Linendale Reflections DK Yarn - Cotton DK 8 options
King Cole Linendale Reflections DK Yarn - Cotton DK

57% Cotton 30% Viscose 13% Linen, 131yds (120m)/50g (1.76oz), DK | Light Worsted

$6.25
Stylecraft ReCreate DK Yarn - Wool DK 17 options
Stylecraft ReCreate DK Yarn - Wool DK

40% Wool 30% Acrylic 30% Polyester, 383yds (350m)/100g (3.53oz), DK | Light Worsted

$6.29
Lion Brand Pound Of Love Yarn - Acrylic Worsted 34 options
Lion Brand Pound Of Love Yarn - Acrylic Worsted

100% Acrylic, 1019yds (932m)/454g (16.01oz), Worsted

$14.99
King Cole Riot Chunky Yarn - Acrylic Chunky 18 options
King Cole Riot Chunky Yarn - Acrylic Chunky

70% Acrylic 30% Wool, 147yds (134m)/100g (3.53oz), Bulky

$11.48
King Cole Orchard DK Yarn - Superwash Merino DK 10 options
King Cole Orchard DK Yarn - Superwash Merino DK

55% Merino Wool 45% Acrylic, 317yds (290m)/100g (3.53oz), DK | Light Worsted

$10.49
Paintbox Yarns Wool Blend Chunky Yarn - Wool Chunky 24 options
Paintbox Yarns Wool Blend Chunky Yarn - Wool Chunky

25% Wool 75% Acrylic, 131yds (120m)/100g (3.53oz), Bulky

$6.75
Paintbox Yarns Cotton Aran 10 Ball Color Pack Yarn - Cotton Aran 27 options
Paintbox Yarns Cotton Aran 10 Ball Color Pack Yarn - Cotton Aran

100% Cotton, 930yds (850m)/500g (17.64oz), Aran

$37.50
SALE Willow & Lark Nestle Yarn - Merino Wool Chunky 5 options
Willow & Lark Nestle Yarn - Merino Wool Chunky

100% Merino Wool, 219yds (200m)/200g (7.06oz), Bulky

$24.05
$37.00
Rowan Alpaca Sparkle Yarn - Alpaca Chunky 6 options
Rowan Alpaca Sparkle Yarn - Alpaca Chunky

23% Alpaca 23% Wool 32% Polyester 22% Cotton, 103yds (94m)/50g (1.76oz), Bulky

$14.00
Berroco Iris Yarn - Cotton Worsted 18 options
Berroco Iris Yarn - Cotton Worsted

50% Cotton 32% Bamboo 10% Merino Wool 8% Yak, 218yds (199m)/100g (3.53oz), Worsted

$27.50
Lion Brand 24/7 Cotton DK Yarn - Cotton 373 24 options
Lion Brand 24/7 Cotton DK Yarn - Cotton 373

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

$5.99
Lion Brand Coboo Yarn - Cotton DK 24 options
Lion Brand Coboo Yarn - Cotton DK

50% Cotton 50% Bamboo, 232yds (212m)/99g (3.5oz), DK | Light Worsted

$5.99
Cascade Yarns Merikash Yarn - Merino Wool DK 18 options
Cascade Yarns Merikash Yarn - Merino Wool DK

80% Merino Wool 20% Cashmere, 255yds (233m)/100g (3.53oz), DK | Light Worsted

$29.50
Stylecraft Knit Me Crochet Me Yarn - Acrylic DK 12 options
Stylecraft Knit Me Crochet Me Yarn - Acrylic DK

80% Acrylic 20% Wool, 317yds (290m)/100g (3.53oz), DK | Light Worsted

$8.09
Ella Rae Eco Cotton Tweed Yarn - Cotton DK 12 options
Ella Rae Eco Cotton Tweed Yarn - Cotton DK

48% Cotton 48% Acrylic 4% Other, 213yds (195m)/100g (3.53oz), DK | Light Worsted

$17.00
King Cole Hedgerow Chunky Yarn - Acrylic Chunky 8 options
King Cole Hedgerow Chunky Yarn - Acrylic Chunky

100% Acrylic, 332yds (304m)/200g (7.06oz), Bulky

$17.19
King Cole Big Value Chunky Yarn - Acrylic Chunky 32 options
King Cole Big Value Chunky Yarn - Acrylic Chunky

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

$5.54
Noro Tensan Yarn - Silk Worsted 6 options
Noro Tensan Yarn - Silk Worsted

68% Silk 32% Wool, 328yds (300m)/150g (5.29oz), Worsted

$52.50
King Cole Yummy Yarn - Polyester Chunky 43 options
King Cole Yummy Yarn - Polyester Chunky

100% Polyester, 131yds (120m)/100g (3.53oz), Bulky

$9.26
Sirdar Snuggly Chunky Yarn - Nylon Chunky 22 options
Sirdar Snuggly Chunky Yarn - Nylon Chunky

55% Nylon 45% Acrylic, 136yds (124m)/100g (3.53oz), Bulky

$11.00
SALE Stylecraft Special XL Super Chunky Yarn - Acrylic Super Chunky 25 options
Stylecraft Special XL Super Chunky Yarn - Acrylic Super Chunky

100% Acrylic, 149yds (136m)/200g (7.06oz), Super Bulky

$6.71
$9.59
Stylecraft Special 4 Ply Yarn - Acrylic 4 Ply 10 options
Stylecraft Special 4 Ply Yarn - Acrylic 4 Ply

100% Acrylic, 462yds (422m)/100g (3.53oz), Fingering

$5.09
Berroco Mirelle Yarn - Wool Worsted 8 options
Berroco Mirelle Yarn - Wool Worsted

65% Wool 35% Silk, 152yds (139m)/100g (3.53oz), Worsted

$29.00
Berroco Bestie Yarn - Wool Super Chunky 12 options
Berroco Bestie Yarn - Wool Super Chunky

35% Wool 35% Polyamide 30% Viscose, 54yds (49m)/50g (1.76oz), Super Bulky

$11.50
SALE Plymouth Yarn Encore Boucle Colorspun Yarn - Acrylic Super Chunky 9 options
Plymouth Yarn Encore Boucle Colorspun Yarn - Acrylic Super Chunky

75% Acrylic 25% Wool, 101yds (92m)/100g (3.53oz), Super Bulky

$3.55 - $7.09
$7.09
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

$8.50
King Cole Chunky Tweed Yarn - Acrylic Chunky 20 options
King Cole Chunky Tweed Yarn - Acrylic Chunky

72% Acrylic 25% Wool 3% Viscose, 151yds (138m)/100g (3.53oz), Bulky

$8.57
Stylecraft Bambino Yarn - Acrylic DK 17 options
Stylecraft Bambino Yarn - Acrylic DK

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

$5.99
Malabrigo Vientos Yarn - Merino Chunky 18 options
Malabrigo Vientos Yarn - Merino Chunky

100% Merino Wool, 130yds (119m)/100g (3.53oz), Bulky

$17.50
Araucania Fiesta Yarn - Wool Super Chunky 5 options
Araucania Fiesta Yarn - Wool Super Chunky

100% Virgin Wool, 114yds (104m)/150g (5.29oz), Super Bulky

$30.00
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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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