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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King Cole Riot DK Yarn - Acrylic DK 53 options
King Cole Riot DK Yarn - Acrylic DK

70% Acrylic 30% Wool, 322yds (294m)/100g (3.53oz), DK | Light Worsted

$9.99
King Cole Homespun Prism DK Yarn - Polyamide DK 12 options
King Cole Homespun Prism DK Yarn - Polyamide DK

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

$6.69
SALE Rowan Pure Alpaca Yarn - Alpaca DK 20 options
Rowan Pure Alpaca Yarn - Alpaca DK

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

$10.24
$13.65
Queensland Collection Coastal Cotton Ocean Mist Yarn - Cotton Worsted 7 options
Queensland Collection Coastal Cotton Ocean Mist Yarn - Cotton Worsted

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

$8.95
SALE Adriafil Memphis Yarn - Cotton DK 39 options
Adriafil Memphis Yarn - Cotton DK

100% Cotton, 241yds (220m)/100g (3.53oz), DK | Light Worsted

$8.50
$16.99
Stylecraft Life DK Yarn - Acrylic DK 48 options
Stylecraft Life DK Yarn - Acrylic DK

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

$7.39
Juniper Moon Farm Big Merino Wool Yarn - Merino Wool Super Chunky 14 options
Juniper Moon Farm Big Merino Wool Yarn - Merino Wool Super Chunky

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

$18.95
Tahki Yarns Hatteras Splash Yarn - Cotton Chunky 7 options
Tahki Yarns Hatteras Splash Yarn - Cotton Chunky

100% Cotton, 109yds (100m)/100g (3.53oz), Bulky

$14.99
Mode at Rowan Softest Alpaca Yarn - Alpaca Chunky 11 options
Mode at Rowan Softest Alpaca Yarn - Alpaca Chunky

70% Alpaca 7% Wool 23% Polyamide, 142yds (130m)/50g (1.76oz), Bulky

$11.00
Lion Brand Mandala Ombre Yarn - Acrylic Worsted 14 options
Lion Brand Mandala Ombre Yarn - Acrylic Worsted

100% Acrylic, 344yds (315m)/150g (5.29oz), Worsted

$7.99
SALE Berroco Modern Linen Yarn - Linen DK 32 options
Berroco Modern Linen Yarn - Linen DK

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

$19.50
$26.00
Lang Yarns Cloud Tweed Yarn - Merino Wool Chunky 11 options
Lang Yarns Cloud Tweed Yarn - Merino Wool Chunky

84% Merino Wool 10% Nylon 6% Baby Alpaca, 284yds (260m)/100g (3.53oz), Bulky

$31.00
SALE Ella Rae Velveteen Cotton Yarn - Cotton Worsted 10 options
Ella Rae Velveteen Cotton Yarn - Cotton Worsted

81% Cotton 19% Polyamide, 229yds (209m)/100g (3.53oz), Worsted

$9.95
$19.89
Paintbox Yarns Cotton Mix DK Yarn - Cotton DK 25 options
Paintbox Yarns Cotton Mix DK Yarn - Cotton DK

50% Cotton 50% Acrylic, 268yds (245m)/100g (3.53oz), DK | Light Worsted

$7.25
Juniper Moon Farm Cotton + Merino Yarn - Cotton 11 options
Juniper Moon Farm Cotton + Merino Yarn - Cotton

70% Cotton 30% Merino Wool, 229yds (209m)/100g (3.53oz), Worsted

$21.95
Juniper Moon Farm Fairy Floss Yarn - Wool Super Chunky 8 options
Juniper Moon Farm Fairy Floss Yarn - Wool Super Chunky

73% Wool 15% Baby Alpaca 12% Polyamide, 328yds (300m)/100g (3.53oz), Super Bulky

$29.99
SALE Trendsetter Yarns Zucca Yarn - Nylon Aran 12 options
Trendsetter Yarns Zucca Yarn - Nylon Aran

58% Nylon 42% Polyamide, 72yds (66m)/50g (1.76oz), Aran

$5.50
$10.99
SALE String Verona Yarn - Cashmere Chunky 10 options
String Verona Yarn - Cashmere Chunky

95% Cashmere 5% Merino Wool, 88yds (80m)/50g (1.76oz), Bulky

$27.99
$39.99
King Cole Finesse Cotton Silk DK Yarn - Cotton DK 25 options
King Cole Finesse Cotton Silk DK Yarn - Cotton DK

77% Cotton 23% Silk, 131yds (120m)/50g (1.76oz), DK | Light Worsted

$6.39
Berroco Tillie Yarn - Cotton 14 options
Berroco Tillie Yarn - Cotton

62% Cotton 38% Cellulose, 375yds (343m)/100g (3.53oz), Sport

$24.00
Plymouth Yarn Hearty Homestead Tweed Yarn - Chunky 11 options
Plymouth Yarn Hearty Homestead Tweed Yarn - Chunky

90% Peruvian Highland Wool 10% Donegal Wool, 123yds (112m)/100g (3.53oz), Bulky

$14.99
Lang Yarns Oceania Yarn - Cotton DK 21 options
Lang Yarns Oceania Yarn - Cotton DK

70% Cotton 30% Viscose, 153yds (140m)/50g (1.76oz), DK | Light Worsted

$10.00
Berroco Talara Yarn - Llama Worsted 15 options
Berroco Talara Yarn - Llama Worsted

100% Llama, 131yds (120m)/50g (1.76oz), Worsted

$13.00
Berroco Carousel Yarn - Wool Sport 11 options
Berroco Carousel Yarn - Wool Sport

52% Wool 48% Acrylic, 416yds (380m)/100g (3.53oz), Sport

$18.00
$0.00
SALE Lion Brand Homespun Yarn - Acrylic Chunky 71 options
Lion Brand Homespun Yarn - Acrylic Chunky

98% Acrylic 2% Polyester, 185yds (169m)/170g (6oz), Bulky

$6.37
$8.49
SALE Lion Brand Wool Ease Thick & Quick Yarn - Acrylic Super Chunky 68 options
Lion Brand Wool Ease Thick & Quick Yarn - Acrylic Super Chunky

86% Acrylic 10% Wool 4% Rayon, 106yds (97m)/170g (6oz), Super Bulky

$8.02
$10.69
SALE String Venezia Solids Yarn - Cashmere Worsted 7 options
String Venezia Solids Yarn - Cashmere Worsted

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

$30.80
$44.00
Lion Brand Vanna's Choice Yarn - Acrylic Worsted 60 options
Lion Brand Vanna's Choice Yarn - Acrylic Worsted

100% Acrylic, 171yds (156m)/100g (3.53oz), Worsted

$8.56
Berroco Vintage Sock Handpaint Yarn - Acrylic 4 Ply 10 options
Berroco Vintage Sock Handpaint Yarn - Acrylic 4 Ply

52% Acrylic 40% Wool 8% Nylon, 437yds (400m)/100g (3.53oz), Fingering

$16.00
Paintbox Yarns Metallic DK Yarn - Cotton DK 14 options
Paintbox Yarns Metallic DK Yarn - Cotton DK

55% Cotton 45% Polyamide, 131yds (120m)/50g (1.76oz), DK | Light Worsted

$6.75
Paintbox Yarns Ombre Aran Wool Touch Yarn - Acrylic Aran 10 options
Paintbox Yarns Ombre Aran Wool Touch Yarn - Acrylic Aran

75% Acrylic 25% Wool, 208yds (190m)/100g (3.53oz), Aran

$9.25
SALE Trendsetter Yarns Alfa Yarn - Cotton DK 12 options
Trendsetter Yarns Alfa Yarn - Cotton DK

72% Cotton 16% Metallic 9% Polyamide, 385yds (352m)/100g (3.53oz), DK | Light Worsted

$13.50
$26.99
SALE Tahki Yarns Donegal Tweed Yarn - Wool Worsted 42 options
Tahki Yarns Donegal Tweed Yarn - Wool Worsted

100% Wool, 183yds (167m)/100g (3.53oz), Worsted

$11.19
$15.99
SALE Cascade Yarns Kid Seta Yarn - Mohair Lace 60 options
Cascade Yarns Kid Seta Yarn - Mohair Lace

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

$9.75
$13.00
SALE String Amalfi Yarn - Viscose Worsted 17 options
String Amalfi Yarn - Viscose Worsted

39% Viscose 25% Wool 22% Silk 14% Cashmere, 180yds (165m)/50g (1.76oz), Worsted

$18.20
$26.00
Hayfield Spirit Chunky Yarn - Acrylic Chunky 16 options
Hayfield Spirit Chunky Yarn - Acrylic Chunky

80% Acrylic 20% Wool, 170yds (155m)/100g (3.53oz), Bulky

$8.75
Mode At Rowan Alpaca Haze Yarn - Wool Sport 12 options
Mode At Rowan Alpaca Haze Yarn - Wool Sport

58% Wool 22% Alpaca 20% Polyamide, 232yds (212m)/25g (0.88oz), Sport

$8.00
Sirdar Jewelspun Ombre Yarn - Acrylic Aran 12 options
Sirdar Jewelspun Ombre Yarn - Acrylic Aran

100% Acrylic, 1094yds (1000m)/400g (14.11oz), Aran

$33.00
Juniper Moon Farm Cirrus Yarn - Cotton DK 12 options
Juniper Moon Farm Cirrus Yarn - Cotton DK

100% Cotton, 328yds (300m)/100g (3.53oz), DK | Light Worsted

$23.95
Trendsetter Yarns Wisdom Yarn - Merino Wool DK 18 options
Trendsetter Yarns Wisdom Yarn - Merino Wool DK

53% Merino Wool 47% Cotton, 135yds (123m)/50g (1.76oz), DK | Light Worsted

$11.55
Blue Sky Fibers Prairie Yarn - Alpaca 4 Ply 14 options
Blue Sky Fibers Prairie Yarn - Alpaca 4 Ply

53% Alpaca 47% Baby Alpaca, 273yds (250m)/50g (1.76oz), Fingering

$15.00
Plymouth Yarn Angora Mist Yarn - Angora Worsted 5 options
Plymouth Yarn Angora Mist Yarn - Angora Worsted

80% Angora 20% Nylon, 122yds (112m)/25g (0.88oz), Worsted

$17.99
King Cole Fashion Aran Yarn - Acrylic Aran 57 options
King Cole Fashion Aran Yarn - Acrylic Aran

70% Acrylic 30% Wool, 219yds (200m)/100g (3.53oz), Aran

$8.42
Noro Akari Solo Yarn - Silk Worsted 18 options
Noro Akari Solo Yarn - Silk Worsted

26% Silk 21% Cotton 15% Viscose 14% Mohair 24% Other, 524yds (479m)/200g (7.06oz), Worsted

$47.50
Koigu Jasmine Festive Mini Skein Set Yarn - Merino Wool DK 4 options
Koigu Jasmine Festive Mini Skein Set Yarn - Merino Wool DK

100% Merino Wool, 1440yds (1317m)/25g (0.88oz), DK | Light Worsted

$192.00
Cascade Yarns Baby Alpaca Chunky Discontinued Colors Yarn - Baby Alpaca Chunky 67 options
Cascade Yarns Baby Alpaca Chunky Discontinued Colors Yarn - Baby Alpaca Chunky

100% Baby Alpaca, 108yds (99m)/100g (3.53oz), Bulky

$20.00
Rowan Colours by Kaffe Fassett Felted Tweed Yarn - Wool DK 7 options
Rowan Colours by Kaffe Fassett Felted Tweed Yarn - Wool DK

50% Wool 25% Alpaca 25% Viscose, 191yds (175m)/50g (1.76oz), DK | Light Worsted

$15.75
Koigu KPPPM Festive Mini Skein Set Yarn - Merino Wool 4 Ply 4 options
Koigu KPPPM Festive Mini Skein Set Yarn - Merino Wool 4 Ply

100% Merino Wool, 2175yds (1989m)/25g (0.88oz), Fingering

$200.00
MODE at Rowan Cotton DK Yarn - Cotton DK 12 options
MODE at Rowan Cotton DK Yarn - Cotton DK

100% Cotton, 116yds (106m)/50g (1.76oz), DK | Light Worsted

$6.00
Rowan Colours by Kaffe Fassett Kidsilk Haze Yarn - Mohair Lace 7 options
Rowan Colours by Kaffe Fassett Kidsilk Haze Yarn - Mohair Lace

70% Mohair 30% Silk, 230yds (210m)/25g (0.88oz), Lace | 2 Ply

$18.00
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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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