Yarn Substitution Advisor | LemonJellyPool Tools

Tip: Compare yarn thickness using m/g (meters per gram). Closer values usually substitute better.

Pattern Yarn

Enter the yarn specified by the pattern, including how many skeins it requires.

Length per skein (m)

Weight per skein (g)

Skeins required

Pattern density (m/g)

Example: 100g/400m × 3 skeins → total 1200m, 300g

Enter the yarn you want to use instead.

Length per skein (m)

Weight per skein (g)

Substitute density (m/g)

Auto result

Results update automatically as you type.

Lower m/g usually means a thicker/heavier yarn.

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Skeins needed

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Round up if you’re buying yarn

Total meters needed

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Total meters required by the pattern

Estimated total weight

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Estimated weight with the substitute yarn

Leftover estimate

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Approximate leftover or shortage