Pattern Shrinkage Calculator

Calculate shrinkage-adjusted pattern measurements for garment production.

Enter the original pattern dimensions and the expected fabric shrinkage percentages to calculate the dimensions needed before washing.

1. Pattern Measurements

Original Pattern Length

Length before shrinkage allowance.

Original Pattern Width

Width before shrinkage allowance.

Measurement Unit

Calculation Method

Exact compensation accounts for shrinkage on the enlarged dimension.

2. Fabric Shrinkage

Lengthwise Shrinkage (%)

Shrinkage along the length or warp direction.

Widthwise Shrinkage (%)

Shrinkage along the width or weft direction.

Use the adjusted dimensions as the starting point for your pattern.

Adjusted Pattern Length

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Adjusted Pattern Width

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Length Allowance

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Width Allowance

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Measurement	Original	Shrinkage	Adjusted
Length	—	—	—
Width	—	—	—