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Yarn by Weight

Yarn by Weight

Achieving the correct gauge starts with choosing the right yarn by weight.  See the full yarn weight chart with ply conversions. Whether you are following a pattern that calls for delicate lace or a trendy, oversized chunky knit, our collection makes it simple to filter yarns 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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Berroco Talara Yarn - Llama Worsted 8 options
Berroco Talara Yarn - Llama Worsted

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

$13.00
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
Lion Brand Vanna's Choice Yarn - Acrylic Worsted 29 options
Lion Brand Vanna's Choice Yarn - Acrylic Worsted

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

$8.56
Berroco Carousel Yarn - Wool Sport 10 options
Berroco Carousel Yarn - Wool Sport

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

$18.00
SALE 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

$12.00
$16.00
SALE 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

$6.01
$9.25
Hayfield Spirit Chunky Yarn - Acrylic Chunky 13 options
Hayfield Spirit Chunky Yarn - Acrylic Chunky

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

$8.75
SALE 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

$4.39
$6.75
King Cole Fashion Aran Yarn - Acrylic Aran 35 options
King Cole Fashion Aran Yarn - Acrylic Aran

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

$8.42
Sirdar Jewelspun Ombre Yarn - Acrylic Aran 12 options
Sirdar Jewelspun Ombre Yarn - Acrylic Aran

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

$33.00
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

$12.15
$26.99
SALE Paintbox Yarns Chenille Yarn - Polyester Chunky 30 options
Paintbox Yarns Chenille Yarn - Polyester Chunky

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

$4.88
$7.50
Plymouth Yarn Aireado Duet Yarn - Baby Alpaca Chunky 5 options
Plymouth Yarn Aireado Duet Yarn - Baby Alpaca Chunky

70% Baby Alpaca 23% Nylon 7% Merino Wool, 283yds (259m)/100g (3.53oz), Bulky

$20.99
Sirdar Happy Chenille Assortment Pack Yarn - Polyester DK
Sirdar Happy Chenille Assortment Pack Yarn - Polyester DK

100% Polyester, 1025yds (937m)/15g (0.53oz), DK | Light Worsted

$48.90
SALE String Amalfi Yarn - Viscose Worsted 8 options
String Amalfi Yarn - Viscose Worsted

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

$16.90
$26.00
SALE Mode At Rowan Alpaca Haze Yarn - Wool Sport 14 options
Mode At Rowan Alpaca Haze Yarn - Wool Sport

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

$6.00 - $8.00
$8.00
Trendsetter Yarns Wisdom Yarn - Merino Wool DK 13 options
Trendsetter Yarns Wisdom Yarn - Merino Wool DK

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

$11.55
Juniper Moon Farm Cirrus Yarn - Cotton DK 8 options
Juniper Moon Farm Cirrus Yarn - Cotton DK

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

$23.95
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

$15.80
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 Big Value Super Chunky Yarn - Acrylic Super Chunky 49 options
King Cole Big Value Super Chunky Yarn - Acrylic Super Chunky

100% Acrylic, 89yds (81m)/100g (3.53oz), Super Bulky

$5.54
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
SALE Noro Akari Solo Yarn - Silk Worsted 10 options
Noro Akari Solo Yarn - Silk Worsted

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

$38.00
$47.50
Lion Brand Mandala Yarn - Acrylic DK 38 options
Lion Brand Mandala Yarn - Acrylic DK

100% Acrylic, 591yds (540m)/150g (5.29oz), DK | Light Worsted

$8.49
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
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
SALE MODE at Rowan Mohair Soft Yarn - Mohair 11 options
MODE at Rowan Mohair Soft Yarn - Mohair

60% Mohair 40% Wool, 137yds (125m)/50g (1.76oz)

$8.25
$11.00
Plymouth Yarn Electra-Lite Yarn - Merino Wool 4 Ply 3 options
Plymouth Yarn Electra-Lite Yarn - Merino Wool 4 Ply

75% Merino Wool 20% Nylon 5% Lurex, 425yds (389m)/100g (3.53oz), Fingering

$18.99
Louisa Harding Amitola Brushed Yarn - Mohair DK 18 options
Louisa Harding Amitola Brushed Yarn - Mohair DK

60% Mohair 25% Cotton 15% Wool, 328yds (300m)/100g (3.53oz), DK | Light Worsted

$35.00
SALE Lion Brand Hometown USA Yarn - Acrylic Super Chunky 42 options
Lion Brand Hometown USA Yarn - Acrylic Super Chunky

100% Acrylic, 81yds (74m)/142g (5.01oz), Super Bulky

$4.79
$5.99
King Cole Cottonsoft DK Yarn - Cotton DK 34 options
King Cole Cottonsoft DK Yarn - Cotton DK

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

$9.63
SALE 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

$4.50
$6.00
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
Noro Ohajiki Yarn - Cotton Worsted 8 options
Noro Ohajiki Yarn - Cotton Worsted

50% Cotton 20% Silk 15% Wool 15% Viscose, 459yds (420m)/150g (5.29oz), Worsted

$41.95
SALE Mode at Rowan Alpaca Wool Yarn - Alpaca DK 11 options
Mode at Rowan Alpaca Wool Yarn - Alpaca DK

50% Alpaca 50% Wool, 127yds (116m)/50g (1.76oz), DK | Light Worsted

$6.75
$9.00
Juniper Moon Farm Cumulus Stripe Yarn - Cotton 11 options
Juniper Moon Farm Cumulus Stripe Yarn - Cotton

94% Cotton 6% Nylon, 252yds (230m)/100g (3.53oz), Worsted

$26.95
Cascade Cotton Sox Splash Yarn - Cotton 4 Ply 14 options
Cascade Cotton Sox Splash Yarn - Cotton 4 Ply

89% Cotton 11% Nylon, 433yds (396m)/100g (3.53oz), Fingering

$12.00
Lion Brand Heartland Yarn - Acrylic Worsted 36 options
Lion Brand Heartland Yarn - Acrylic Worsted

100% Acrylic, 252yds (230m)/142g (5.01oz), Worsted

$7.99
Plymouth Yarn Baby Alpaca Sport EC Yarn - Baby Alpaca Sport 11 options
Plymouth Yarn Baby Alpaca Sport EC Yarn - Baby Alpaca Sport

100% Baby Alpaca, 164yds (150m)/50g (1.76oz), Sport

$12.99
SALE Mode at Rowan Alpaca Cotton Yarn - Alpaca DK 12 options
Mode at Rowan Alpaca Cotton Yarn - Alpaca DK

57% Alpaca 43% Cotton, 131yds (120m)/25g (0.88oz), DK | Light Worsted

$8.25
$11.00
Plymouth Yarn Dreamland Fancy Yarn - Acrylic Chunky 5 options
Plymouth Yarn Dreamland Fancy Yarn - Acrylic Chunky

97% Acrylic 3% Nylon, 84yds (77m)/50g (1.76oz), Bulky

$4.09
Lang Yarns Secret Garden Yarn - Cotton DK 8 options
Lang Yarns Secret Garden Yarn - Cotton DK

84% Cotton 16% Nylon, 263yds (240m)/50g (1.76oz), DK | Light Worsted

$16.00
SALE Berroco Mystery Blanket Knit Along Kit Yarn - Acrylic Worsted 6 options
Berroco Mystery Blanket Knit Along Kit Yarn - Acrylic Worsted

52% Acrylic 40% Wool 8% Nylon, 3917yds (3582m)/1800g (63.49oz), Worsted

$126.00
$180.00
Sirdar Happy Cotton Assortment Pack Yarn - Cotton DK
Sirdar Happy Cotton Assortment Pack Yarn - Cotton DK

100% Cotton, 2351yds (2150m)/1000g (35.27oz), DK | Light Worsted

$107.00
SALE Cascade Anchor Bay Hand Paints Yarn - Cotton DK 8 options
Cascade Anchor Bay Hand Paints Yarn - Cotton DK

50% Cotton 50% Merino Wool, 262yds (240m)/100g (3.53oz), DK | Light Worsted

$10.50
$14.00
Stylecraft Highland Heathers DK Yarn - Acrylic DK 19 options
Stylecraft Highland Heathers DK Yarn - Acrylic DK

100% Acrylic, 297yds (272m)/100g (3.53oz), DK | Light Worsted

$6.89
SALE Mode at Rowan Chunky Wool Yarn - Wool Chunky 14 options
Mode at Rowan Chunky Wool Yarn - Wool Chunky

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

$9.75 - $13.00
$13.00
Paintbox Yarns Chunky Pots Yarn - Acrylic Chunky 21 options
Paintbox Yarns Chunky Pots Yarn - Acrylic Chunky

100% Acrylic, 297yds (272m)/200g (7.06oz), Bulky

$12.50
Lion Brand Fishermen's Wool Yarn - Wool Worsted 6 options
Lion Brand Fishermen's Wool Yarn - Wool Worsted

100% Wool, 465yds (425m)/227g (8.01oz), Worsted

$12.69
SALE Trendsetter Yarns Cheerleader Yarn - Polyester Worsted 8 options
Trendsetter Yarns Cheerleader Yarn - Polyester Worsted

37% Polyester 28% Alpaca 22% Nylon 13% Merino Wool, 120yds (110m)/50g (1.76oz), Worsted

$8.00
$16.00
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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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