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Purchase Organic & Sustainable Products

By choosing yarns from our Organic & Sustainable Products collection, you're not only creating beautiful handcrafted pieces but also making a positive impact on the planet. From reducing carbon footprints to supporting ethical farming practices, your purchase supports a more sustainable textile industry.

At String Theory Yarn Co., we're passionate about supporting a sustainable future for our planet. So, in addition to yarns, we have a selection of eco-friendly home goods and gifts.

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  • Madelinetosh

    Woolcycle Sport

    Original Price $38.00
    Current Price $20.00

    Woolcycle Sport delivers strong stitch definition, bright colorwork, and pleasurable stitching. 100% Upcycled Superwash Wool Sport-weight | 4-ply ...

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  • Clean Cotton in Yarn - Worsted | String Theory Yarn Co
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    Clean Cotton

    $7.00

    Eco-friendly reclaimed fiber dappled with bright color for maximum joy. It feels good, and you'll feel good using it!55g/96 yds per ball85% recycle...

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  • Sisal Soap Saver - String Theory Yarn Co
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    Sisal Soap Saver

    $7.00

    These all-natural soap saver bags are great for storing soaps and soap scraps (which makes them much easier to use) and for cleansing and exfoliati...

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  • Hair Care Bar - String Theory Yarn Co
    Hair Care Bar - String Theory Yarn Co
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    Hair Care Bar

    $13.00

    Welcome to a better way to care your hair. These mighty bars are concentrated pucks of shampoo and conditioner that can outlast two to three bot...

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  • Unpaper Towels - String Theory Yarn Co
    Unpaper Towels - String Theory Yarn Co
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    Unpaper Towels

    from $42.00

    Keep your house clean and the earth cleaner when you make the swap to UNpaper® Towels. Reduce waste and your footprint when you ditch traditional p...

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  • Wool Sponge, set of 2 - String Theory Yarn Co
    Full Circle Wool

    Wool Sponge, set of 2

    $12.00

    Use wool sponges to do the dishes, to wash your face & body, or to clean surfaces. Clean and durable, these sponges do not get gross or smelly,...

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  • US Organic Cotton - String Theory Yarn Co
    US Organic Cotton - String Theory Yarn Co
    Appalachian Baby Design

    US Organic Cotton

    $16.00

    Appalachian Baby's U.S. Organic Cotton Yarn comes from sustainable family owned cotton farms and family mills in the United States. Both natural no...

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  • Lamb's Ear Cardigan Kit - String Theory Yarn Co
    Appalachian Baby Design

    Lamb's Ear Cardigan Kit

    $59.00

    This is the sweetest baby sweater around, with two little lamb's ear on the hood of this organic cotton cardigan.This kit includes a detailed pat...

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  • Handspun Hope

    Handspun Hope Cotton

    $35.00

    This lovely cotton yarn is laboriously handspun on a drop spindle in Ethiopia by women working for a small cooperative comprised of single mothers....

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  • Blue Sky Sweater - String Theory Yarn Co
    Blue Sky Sweater - String Theory Yarn Co
    Blue Sky Fibers

    Blue Sky Sweater

    $24.00

    Soft, family friendly and machine washable. Blue Sky Sweater (formerly known as Spud and Chloe Sweater) is versatile and the perfect blend of super...

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