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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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  • Berroco

    Tillie

    Original Price $30.00
    Current Price $22.00

    Tillie is a luxurious hand-dyed yarn made of pima cotton and cupro, a sustainable silk-like byproduct of cotton processing. Tillie’s chainette cons...

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  • Remix Light - String Theory Yarn Co
    Remix Light - String Theory Yarn Co
    Berroco

    Remix Light

    Original Price $15.00
    Current Price $11.00

    Embrace the power of sustainability with Remix yarn, crafted from recycled fibers. By using discarded clothing industry waste, Remix breathes new l...

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  • Madelinetosh

    Woolcycle Sport

    Original Price $38.00
    Current Price $28.00

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

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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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  • 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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