How to substitute yarn in any pattern
Match gauge, calculate yardage, and swap yarn weights with confidence — with worked examples and a free substitute finder.
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Maker guides
Practical, no-fluff guides to help you choose yarn, substitute with confidence, and understand gauge.
Yarn weight chart & gauge guide
Every standard yarn weight from Lace to Jumbo, with recommended needle sizes, hook sizes, and average gauge per 10 cm.
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