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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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  • Mitchell Wool

    Mitchell DK

    $32.00

    SUPER SOFT NEXT TO SKIN 18 MICRON RAMBOUILLET. The perfect soft as silk yarn!   50g 150+ yards /137 meters  18 micron rambouillet 2 ply semi-worst...

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  • Mitchell Wool

    Mitchell Fingering

    $32.00

    SUPER SOFT NEXT TO SKIN 18 MICRON RAMBOUILLET. The perfect soft as silk yarn!50g 200+ yards /182 meters  18 micron rambouillet 2 ply semi-worsted ...

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  • Mitchell Wool

    Cormo DK

    from $30.00

    Cormo wool is soft and bouncy. The Chester Brown DK, a delicious, undyed chocolate brown is part of a limited edition collection.    50g 155 mete...

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  • Mitchell Wool

    Farm Friends Worsted

    $40.00

    This yarn is part of a limited edition collection: Shepherds Watch.Farm Friends Worsted is a soft, lofty, 2 ply woolen spun yarn made from Mitchell...

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  • Mitchell Wool

    Tunis DK

    $30.00

    Tunis is a heritage breed sheep that came about when North African sheep were brought to the United States from Tunisia as a gift to George Washing...

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  • Mitchell Wool

    Mitchell Totes

    $40.00

    The Flock Matters. It's that simple. Show your lock for the farm wherever you go. On the boat, to the market, to the library, to Knit Nite. We've g...

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  • Mitchell Wool

    Nivalis KIT

    $80.00

    I saw the Nivalis Scarf made up in Farm Friends Worsted and knew I had to make one for myself. The pattern is really fun! I followed the pattern, e...

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  • Mitchell Wool

    Mitchell Penelope Bag

    $194.00

    The Penelope was designed to offer exclusively to our Flagship Shops. The name, in honor of Penelope, seven years full of glitter and sequins, she'...

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