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Icelandic wool yarn

Icelandic Wool Yarn

Lettlopi yarn - 0051 White
Lettlopi yarn - 0051 White

Ístex · Léttlopi

(21)
Sale price$6.20
Lettlopi yarn - 0054 Light Ash Heather
Lettlopi yarn - 0054 Light Ash Heather

Ístex · Léttlopi

(8)
Sale price$6.20
Alafoss Lopi - 0051 White
Alafoss Lopi - 0051 White

Ístex · Álafoss Wool Yarn

(14)
Sale price$10.90
Lettlopi yarn - 9427 Rust Heather
Lettlopi yarn - 9427 Rust Heather

Ístex · Léttlopi

(9)
Sale price$6.20
Lettlopi yarn - 1703 Mimosa
Lettlopi yarn - 1703 Mimosa

Ístex · Léttlopi

(5)
Sale price$6.20
Lettlopi yarn - 0056 Ash Heahter
Lettlopi yarn - 0056 Ash Heather

Ístex · Léttlopi

(7)
Sale price$6.20
Lettlopi yarn - 0005 Black Heather
Lettlopi yarn - 0005 Black Heather

Ístex · Léttlopi

(6)
Sale price$6.20
Lettlopi yarn - 1404 Glacier Blue
Lettlopi yarn - 1404 Glacier Blue

Ístex · Léttlopi

(10)
Sale price$6.20
Lettlopi yarn - 9423 Lagoon Heather
Lettlopi yarn - 9423 Lagoon Heather

Ístex · Léttlopi

(5)
Sale price$6.20
Lettlopi yarn - 0086 Ligth Beige Heather
Lettlopi yarn - 0086 Ligth Beige Heather

Ístex · Léttlopi

(8)
Sale price$6.20
Lettlopi yarn - 9421 Celery Green Heather
Lettlopi yarn - 9421 Celery Green Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Alafoss Lopi - 0054 Light Ash Heather
Alafoss Lopi - 0054 Light Ash Heather

Ístex · Álafoss Wool Yarn

(14)
Sale price$10.90
Alafoss Lopi - 0056 Ash Heather
Alafoss Lopi - 0056 Ash Heather

Ístex · Álafoss Wool Yarn

(9)
Sale price$10.90
Lettlopi yarn - 0052 Black Sheep Heather
Lettlopi yarn - 0052 Black Sheep Heather

Ístex · Léttlopi

(2)
Sale price$6.20
Lettlopi yarn - 9426 Golden Heather
Lettlopi yarn - 9426 Golden Heather

Ístex · Léttlopi

(9)
Sale price$6.20
Lettlopi yarn - 0058 Dark Grey Heather
Lettlopi yarn - 0058 Dark Grey Heather

Ístex · Léttlopi

(8)
Sale price$6.20
Lettlopi yarn - 1701 Fjord Blue
Lettlopi yarn - 1701 Fjord Blue

Ístex · Léttlopi

(4)
Sale price$6.20
Lettlopi yarn - 1704 Apricot
Lettlopi yarn - 1704 Apricot

Ístex · Léttlopi

(6)
Sale price$6.20
Alafoss Lopi - 1232 Arctic Exposure
Alafoss Lopi - 1232 Arctic Exposure

Ístex · Álafoss Wool Yarn

(9)
Sale price$10.90
Lettlopi yarn - 1412 Pink Heather
Lettlopi yarn - 1412 Pink Heather

Ístex · Léttlopi

(5)
Sale price$6.20
Lettlopi yarn - 1409 Garnet Red
Lettlopi yarn - 1409 Garnet Red

Ístex · Léttlopi

(3)
Sale price$6.20
Lettlopi yarn - 1407 Pine Green Heather
Lettlopi yarn - 1407 Pine Green Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Alafoss Lopi - 9964 Golden Heather
Alafoss Lopi - 9964 Golden Heather

Ístex · Álafoss Wool Yarn

(9)
Sale price$10.90
Lettlopi yarn - 1700 Air Blue
Lettlopi yarn - 1700 Air Blue

Ístex · Léttlopi

(3)
Sale price$6.20
Lettlopi yarn - 1418 Straw
Lettlopi yarn - 1418 Straw

Ístex · Léttlopi

(5)
Sale price$6.20
Lettlopi yarn - 1414 Violet Heather
Lettlopi yarn - 1414 Violet Heather

Ístex · Léttlopi

(3)
Sale price$6.20
Plotulopi - 0001 White
Plotulopi - 0001 White

Ístex · Plötulopi

(9)
Sale price$9.10
Lettlopi yarn - 0085 Oatmeal Heather
Lettlopi yarn - 0085 Oatmeal Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Lettlopi yarn - 0057 Grey Heather
Lettlopi yarn - 0057 Grey Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Lettlopi yarn - 1705 Royal Fuchsia
Lettlopi yarn - 1705 Royal Fuchsia

Ístex · Léttlopi

(3)
Sale price$6.20
Alafoss Lopi - 0005 Black Heather
Alafoss Lopi - 0005 Black Heather

Ístex · Álafoss Wool Yarn

(8)
Sale price$10.90
Lettlopi yarn - 9418 Stone blue Heather
Lettlopi yarn - 9418 Stone blue Heather

Ístex · Léttlopi

(5)
Sale price$6.20
Lettlopi yarn - 1419 Barley
Lettlopi yarn - 1419 Barley

Ístex · Léttlopi

(2)
Sale price$6.20
Lettlopi yarn - 0053 Acorn Heather
Lettlopi yarn - 0053 Acorn Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Lettlopi yarn - 0867 Chocolate Heather
Lettlopi yarn - 0867 Chocolate Heather

Ístex · Léttlopi

(4)
Sale price$6.20
Lettlopi yarn - 1402 Heaven Blue Heather
Lettlopi yarn - 1402 Heaven Blue Heather

Ístex · Léttlopi

(6)
Sale price$6.20
Plotulopi - 1038 Ivory Beige
Plotulopi - 1038 Ivory Beige

Ístex · Plötulopi

(4)
Sale price$9.10
Lettlopi yarn - 9431 Brick Heather
Lettlopi yarn - 9431 Brick Heather

Ístex · Léttlopi

(1)
Sale price$6.20
Alafoss Lopi - 9971 Amber Heather
Alafoss Lopi - 9971 Amber Heather

Ístex · Álafoss Wool Yarn

(3)
Sale price$10.90
Lettlopi yarn - 1417 Frostbite
Lettlopi yarn - 1417 Frostbite

Ístex · Léttlopi

(3)
Sale price$6.20
Lettlopi yarn - 1406 Spring Green Heather
Lettlopi yarn - 1406 Spring Green Heather

Ístex · Léttlopi

(5)
Sale price$6.20
Alafoss Lopi - 1236 Burnt Orange
Alafoss Lopi - 1236 Burnt Orange

Ístex · Álafoss Wool Yarn

(3)
Sale price$10.90
Plotulopi - 1026 Light Ash Heather
Plotulopi - 1026 Light Ash Heather

Ístex · Plötulopi

(4)
Sale price$9.10
Lettlopi yarn - 1420 Murky
Lettlopi yarn - 1420 Murky

Ístex · Léttlopi

(2)
Sale price$6.20
Alafoss Lopi - 0058 Dark Grey Heather
Alafoss Lopi - 0058 Dark Grey Heather

Ístex · Álafoss Wool Yarn

(9)
Sale price$10.90
Alafoss Lopi - 9967 Teal Heather
Alafoss Lopi - 9967 Teal Heather

Ístex · Álafoss Wool Yarn

(6)
Sale price$10.90
Lettlopi yarn - 9419 Ocean Blue
Lettlopi yarn - 9419 Ocean Blue

Ístex · Léttlopi

(4)
Sale price$6.20
Alafoss Lopi - 0086 Light Beige Heather
Alafoss Lopi - 0086 Light Beige Heather

Ístex · Álafoss Wool Yarn

(9)
Sale price$10.90
Sold outLettlopi yarn - 1403 Lapis Blue Heather
Lettlopi yarn - 1403 Lapis Blue Heather

Ístex · Léttlopi

(3)
Sale price$6.20
Sold outLettlopi yarn - 9434 Crimson Red
Lettlopi yarn - 9434 Crimson Red

Ístex · Léttlopi

(4)
Sale price$6.20
100% authentic Icelandic wool
Direct from Iceland, worldwide
2,130 verified customer reviews
Family-run since 2013

Not sure which lopi?

Which lopi is right for you?

Pick the right weight for your project — the highlighted row is the yarn on this page.

YarnWeightGaugeNeedlesBest for
Einband Lace23 sts2.5–4 mmShawls, lace, fine work
Léttlopi Most popular Aran18 sts4.5–5 mmThe classic lopapeysa, hats, mittens
Álafoss Lopi Bulky13 sts6–6.5 mmOuterwear, blankets, fast sweaters
Jöklalopi Super bulky9 sts8–9 mmVery warm, very quick knits
Plötulopi Unspun platesvaries4.5–6 mmSoftest, lightest lopi — single or doubled

Good to know

Icelandic Wool Yarn questions, answered

Which lopi should I choose for a lopapeysa?

Léttlopi is the classic choice — the weight most traditional patterns call for. Álafoss Lopi knits faster and warmer; Plötulopi gives the softest, lightest fabric; Einband is for lace. Our yarn guide compares them honestly.

How much yarn do I need for a sweater?

A typical adult lopapeysa takes roughly 8–10 balls of main colour plus a ball or two of each contrast colour. Every pattern lists exact quantities per size — and if you're unsure, ask us before you order.

Is this the same wool Icelanders knit with?

Yes — genuine lopi spun by Ístex, Iceland's wool mill, from the fleece of Icelandic sheep. It's the same yarn sold in every knitting shop in Reykjavík.

Can I see the colours before buying?

The honest answer: screens lie about wool. Our colour cards show every shade in real yarn — knitters planning a big project swear by them.

This is genuine Icelandic lopi — wool yarn spun by Ístex, Iceland's wool mill, from the fleece of Icelandic sheep. Lopi is what the lopapeysa is made of: lightly spun so it keeps both of the fleece's natural fibres, it knits up warm, light and weather-resistant in a way ordinary wool doesn't.

Which lopi should you knit with?

Léttlopi is the everyday classic — the standard choice for a traditional lopapeysa. Álafoss Lopi is bulkier and faster on the needles; Plötulopi is the airy unspun plate wool loved for soft, light sweaters; Einband is the fine lace weight for shawls. Our knitting blog has honest guidance on gauge, needles and substitutions, and the colour cards let you see every shade in real wool before you commit.

We stock the full Ístex range in depth — including the natural sheep's colours — and if you're unsure how much yarn your pattern needs, ask us; we knit with this wool ourselves.