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String Theory Merch

At String Theory, we work to make the world a better place with peace, love, and yarn.

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  • WPI Yarn Weight Gauge in Tools - notions | String Theory Yarn Co
    katrinkles

    WPI Yarn Weight Gauge

    $11.00

    Measure the thickness of any yarn: Lay yarn into the grooves or wrap it into the inch-wide notch and compare the number of times your yarn fits in ...

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