Yarn.com
Sign in / Sign up

Double Points Weekend - 2x points on every purchase, this weekend only!

Learn More
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. 

read more
SALE Cascade Yarns Eco Merino DK 8 options
Cascade Yarns Eco Merino DK

100% Merino Wool, 254yds (232m)/100g (3.53oz), DK | Light Worsted

$10.00
$12.50
Berroco Aerial Color 10 options
Berroco Aerial Color

65% Mohair 35% Silk, 284yds (260m)/25g (0.88oz), Lace | 2 Ply

$16.00
SALE Debbie Bliss Rialto Aran 16 options
Debbie Bliss Rialto Aran

100% Merino Wool, 85yds (78m)/50g (1.76oz), Aran

$8.25
$11.00
Berroco Spree 28 options
Berroco Spree

56% Wool 44% Cotton, 142yds (130m)/50g (1.76oz), DK | Light Worsted

$12.00
Queensland Collection Coastal Cotton 30 options
Queensland Collection Coastal Cotton

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

$7.95
Debbie Bliss Angel 53 options
Debbie Bliss Angel

72% Mohair 28% Silk, 230yds (210m)/25g (0.88oz), Lace | 2 Ply

$15.75
Juniper Moon Farm Beatrix 24 options
Juniper Moon Farm Beatrix

54% Merino Wool 30% Angora 16% Nylon, 109yds (100m)/50g (1.76oz), Bulky

$21.95
SALE Willow & Lark Poetry 19 options
Willow & Lark Poetry

60% Merino Wool 30% Microfibre 10% Camel, 126yds (115m)/50g (1.76oz), DK | Light Worsted

$5.20
$8.00
Manos del Uruguay Milo 15 options
Manos del Uruguay Milo

65% Merino Wool 35% Linen, 380yds (347m)/100g (3.53oz), DK | Light Worsted

$34.00
Juniper Moon Farm Herriot Great 52 options
Juniper Moon Farm Herriot Great

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

$25.95
Lang Linello 17 options
Lang Linello

40% Linen 32% Cotton 28% Viscose, 306yds (280m)/100g (3.53oz), Worsted

$21.00
SALE Plymouth Yarn Sea Isle Cotton 20 options
Plymouth Yarn Sea Isle Cotton

50% Cotton 50% Merino Wool, 329yds (301m)/100g (3.53oz), Worsted

$14.24 - $18.99
$18.99
SALE Debbie Bliss Dulcie 13 options
Debbie Bliss Dulcie

47% Cotton 47% Acrylic 6% Nylon, 82yds (75m)/50g (1.76oz), Bulky

$6.00
$8.00
SALE Trendsetter Yarns Heavenly 7 options
Trendsetter Yarns Heavenly

52% Cotton 41% Viscose 7% Polyamide, 125yds (114m)/50g (1.76oz), Worsted

$5.25
$10.50
SALE Paintbox Yarns Baby DK 25 options
Paintbox Yarns Baby DK

55% Nylon 45% Acrylic, 183yds (167m)/50g (1.76oz), DK | Light Worsted

$2.98 - $4.25
$4.25
SALE Lana Grossa Alta Moda Cotolana 32 options
Lana Grossa Alta Moda Cotolana

45% Merino Wool 45% Cotton 10% Polyamide, 164yds (150m)/50g (1.76oz), Worsted

$6.00
$11.99
String Dolcetto 22 options
String Dolcetto

70% Merino Wool 30% Cashmere, 136yds (124m)/50g (1.76oz), Worsted

$30.00
SALE Rowan Sock 12 options
Rowan Sock

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

$10.50 - $11.25
$22.50
SALE Valley Yarns Valley Superwash 100 Gram Hanks
Valley Yarns Valley Superwash 100 Gram Hanks

100% Merino Wool, 194yds (177m)/100g (3.53oz), Worsted

$9.99
$12.49
SALE Cascade Yarns 220 Grande 30 options
Cascade Yarns 220 Grande

100% Wool, 220yds (201m)/200g (7.06oz), Bulky

$18.60 - $23.25
$23.25
SALE Debbie Bliss Saphia 14 options
Debbie Bliss Saphia

43% Baby Alpaca 42% Merino Wool 15% Linen, 109yds (100m)/100g (3.53oz), Bulky

$12.38
$16.50
SALE Juniper Moon Farm Summer Solstice 21 options
Juniper Moon Farm Summer Solstice

48% Linen 24% Cotton 24% Viscose 4% Polyester, 295yds (270m)/100g (3.53oz), Sport

$17.20 - $21.50
$21.50
SALE Plymouth Yarn Highland Wool Souffle 8 options
Plymouth Yarn Highland Wool Souffle

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

$12.79
$15.99
Koigu Othello Merino 15 options
Koigu Othello Merino

100% Merino Wool, 95yds (87m)/100g (3.53oz), Bulky

$29.00
SALE String Blossom 21 options
String Blossom

50% Cashmere 50% Silk, 177yds (162m)/50g (1.76oz), Sport

$33.60
$48.00
Queensland Collection Kathmandu Aran 100 17 options
Queensland Collection Kathmandu Aran 100

85% Merino Wool 10% Silk 5% Cashmere, 208yds (190m)/100g (3.53oz), Worsted

$27.95
SALE Trendsetter Yarns Tiger 10 options
Trendsetter Yarns Tiger

30% Baby Alpaca 30% Merino Wool 40% Nylon, 220yds (201m)/50g (1.76oz), Aran

$7.25
$14.50
SALE Berroco Vintage Baby Handpaint 9 options
Berroco Vintage Baby Handpaint

52% Acrylic 40% Wool 8% Nylon, 145yds (133m)/50g (1.76oz), DK | Light Worsted

$6.94 - $9.25
$9.25
SALE Plymouth Yarn Soft Serve 12 options
Plymouth Yarn Soft Serve

100% Acrylic, 207yds (189m)/100g (3.53oz), Worsted

$6.39
$7.99
SALE Trendsetter Yarns Blink 13 options
Trendsetter Yarns Blink

90% Cotton 10% Polyamide, 110yds (101m)/50g (1.76oz), Worsted

$6.00
$12.00
SALE Valley Yarns Huntington Coned Sock Yarn - 2lb Cone
Valley Yarns Huntington Coned Sock Yarn - 2lb Cone

75% Merino Wool 25% Nylon, 4260yds (3895m)/998g (35.2oz), Fingering

$75.59
$94.49
SALE Willow & Lark Drift 8 options
Willow & Lark Drift

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

$4.50
$9.00
SALE Sirdar Snuggly 100% Cotton 24 options
Sirdar Snuggly 100% Cotton

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

$3.75 - $5.00
$5.00
SALE Valley Yarns Valley Superwash DK 100 Gram Hanks
Valley Yarns Valley Superwash DK 100 Gram Hanks

100% Merino Wool, 274yds (251m)/100g (3.53oz), DK | Light Worsted

$9.99
$12.49
Malabrigo Seis Cabos 28 options
Malabrigo Seis Cabos

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

$17.60
Rowan Tweed Haze 8 options
Rowan Tweed Haze

40% Mohair 39% Alpaca 10% Polyester 8% Cotton 3% Polyamide, 131yds (120m)/50g (1.76oz), Bulky

$22.00
Koigu Painter's Palette 25th Anniversary Pack 4 options
Koigu Painter's Palette 25th Anniversary Pack

100% Merino Wool, 1050yds (960m)/300g (10.58oz), Fingering

$96.00
Sesia Flora Paillettes 7 options
Sesia Flora Paillettes

95% Cotton 5% Polyester, 114yds (104m)/25g (0.88oz), Fingering

$14.00
SALE Plymouth Yarn Aireado 7 options
Plymouth Yarn Aireado

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

$21.59
$26.99
Paintbox Yarns Wool Blend Super Chunky 20 options
Paintbox Yarns Wool Blend Super Chunky

75% Acrylic 25% Wool, 66yds (60m)/100g (3.53oz), Super Bulky

$6.50
Koigu Paint Cans 9 options
Koigu Paint Cans

100% Merino Wool, 435yds (398m)/125g (4.41oz), Fingering

$40.00
Blue Sky Fibers Brushed Suri 20 options
Blue Sky Fibers Brushed Suri

67% Alpaca 22% Merino Wool 11% Bamboo, 141yds (129m)/50g (1.76oz), DK | Light Worsted

$19.60
SALE Valley Yarns Berkshire Bulky 100 Gram Hanks
Valley Yarns Berkshire Bulky 100 Gram Hanks

85% Wool 15% Alpaca, 92yds (84m)/100g (3.53oz), Bulky

$6.79
$8.49
Noro Tsubame 24 options
Noro Tsubame

50% Silk 25% Wool 25% Polyamide, 656yds (600m)/200g (7.06oz), Worsted

$49.95
SALE Sirdar No.1 DK 31 options
Sirdar No.1 DK

50% Acrylic 50% Nylon, 252yds (230m)/100g (3.53oz), DK | Light Worsted

$5.13
$10.25
Berroco Millstone Tweed 38 options
Berroco Millstone Tweed

60% Wool 20% Polyamide 20% Viscose, 97yds (89m)/50g (1.76oz), Aran

$11.50
Paintbox Yarns Baby DK Prints 19 options
Paintbox Yarns Baby DK Prints

55% Nylon 45% Acrylic, 183yds (167m)/50g (1.76oz), DK | Light Worsted

$5.00
SALE Jody Long Flora 6 options
Jody Long Flora

100% Cotton, 295yds (270m)/100g (3.53oz), Sport

$11.21
$14.95
SALE Yarn Vibes Cliff of Moher 14 options
Yarn Vibes Cliff of Moher

60% Wool 40% Virgin Wool, 164yds (150m)/100g (3.53oz), Worsted

$11.19
$13.99
Koigu Chelsea Merino 25 options
Koigu Chelsea Merino

100% Merino Wool, 125yds (114m)/100g (3.53oz), Aran

$29.00
← Next Page →
of 16

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.