Account
Shop by Weight
Shop our Favorites
Shop by Fiber
Ethical Yarn

Crochet Tools

Cart

Your cart is empty

Continue shopping

Ethical Yarn — Organic, Fair Trade, Women-Owned & Black-Owned | String Theory

Yarn and Sustainable Swaps from companies that are working to make the world a better place.

29 products

Sort by

Featured Most relevant Best selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, old to new Date, new to old

Filter

Refine

view all

Weight

    Fiber

      Brand

        Collection

        clear

        Sort by

        Featured Most relevant Best selling Alphabetically, A-Z Alphabetically, Z-A Price, low to high Price, high to low Date, old to new Date, new to old
        Kingston
        Jill Draper Makes StuffKingston
        Sale price$32.00
        Four skeins of yarn in beige, gray, and black on a textured surface.
        Jill Draper Makes StuffJill Draper Amalgam Natural Wool DK
        Sale price$36.00
        Plied North Ave. 18-Bobbin Set
        Plied YarnsPlied North Ave. 18-Bobbin Set
        Sale price$144.00
        Plied North Ave. 6-Bobbin Set
        Plied YarnsPlied North Ave. 6-Bobbin Set
        Sale price$48.00
        ChiaoGoo Interchangeable Needle Set in Tools - needles | String Theory Yarn Co

        Interchangeable Needle Sets

        all your needles in one place

        Find the set that's right for you
        Ewetopia Silk & Mohair
        EwetopiaEwetopia Silk & Mohair
        Sale price$36.00
        Sister Ananse Road Trip Fingering
        Sister AnanseSister Ananse Road Trip Fingering
        Sale price$33.00
        Sister Ananse Road Trip DK
        Sister AnanseSister Ananse Road Trip DK
        Sale price$33.00
        RTY Route 66 Fingering
        Road Trip Sock YarnsRTY Route 66 Fingering
        Sale price$38.00
        (5.0)
        29 Bridges Go To Sock – Hand-Dyed Speckled & Tonal Sock Yarn
        29 Bridges29 Bridges Go To Sock – Hand-Dyed Speckled & Tonal Sock Yarn
        Sale price$36.00
        Skein of pink yarn with a label on a gray background
        Mitchell Wool Co.Mitchell Wool Farm Friends DK
        Sale price$32.00
        Legacy Worsted
        Plucky KnitterLegacy Worsted
        Sale price$42.00
        Winqu
        MirasolWinqu
        Sale price$25.00
        Ewetopia BFF BFL
        EwetopiaEwetopia BFF BFL
        Sale price$32.00
        new colorsSold outPick a Knit Blanket
        Appalachian Baby DesignPick a Knit Blanket
        Sale price$92.00
        Mojave
        Kelbourne WoolensMojave
        Sale price$15.00
        (4.5)
        Neighborhood Fiber Co Organic Studio Worsted
        Neighborhood Fiber CoNeighborhood Fiber Co Organic Studio Worsted
        Sale price$39.00
        Ewetopia Sustainawool
        EwetopiaEwetopia Sustainawool
        Sale price$30.00
        Sold outChevron Baby Blanket KIT
        String Theory Yarn CoChevron Baby Blanket KIT
        Sale price$130.00
        Natural DyesMitchell DK — 18-Micron Rambouillet, Naturally Dyed
        Mitchell WoolMitchell DK — 18-Micron Rambouillet, Naturally Dyed
        Sale price$32.00
        (4.0)
        Natural DyesMitchell Fingering
        Mitchell WoolMitchell Fingering
        Sale price$32.00
        (4.5)
        Organic Studio Sock
        Neighborhood Fiber CoOrganic Studio Sock
        Sale price$39.00
        (5.0)
        Sold outLamb's Ear Cardigan Kit - String Theory Yarn Co
        Appalachian Baby DesignLamb's Ear Cardigan Kit
        Sale price$62.00
        Sold outStair Step Blanket Kit - String Theory Yarn Co
        Appalachian Baby DesignStair Step Blanket Kit
        Sale price$68.00
        (5.0)
        Sold outBaby Soft Blanket Kit - String Theory Yarn Co
        Appalachian Baby DesignBaby Soft Blanket Kit
        Sale price$68.00
        (5.0)
        Manos del Uruguay Alpaca Heather 50g
        Manos del UruguayManos del Uruguay Alpaca Heather 50g
        Sale price$16.00
        (4.0)
        Manos Alpaca Heather 100g undyed in Yarn - Sportweight | String Theory Yarn Co
        Manos del UruguayManos Alpaca Heather 100g undyed
        Sale price$30.00
        Handspun Hope Angora blend
        Handspun HopeHandspun Hope Angora blend
        Sale price$69.00
        (4.8)
        Blue Sky Sweater
        Blue Sky FibersBlue Sky Sweater
        Sale price$26.00
        North Ave in Yarn - Fingering | String Theory Yarn Co
        Plied YarnsNorth Ave Twist
        Sale price$32.00
        (5.0)

        Free in-store pickup available

        10¢ shipping on orders over $100