Docs

Cushion Fabric Calculator: Box, Knife-Edge & Round Cushions

Technical reference documents covering the formulas, methodology, and data behind Cushion Fabric Calculator: Box, Knife-Edge & Round Cushions. Use these to understand exactly how calculations are performed.

Cushion Fabric Formulas: Box, Knife-Edge & Round Calculation

Fabric formulas for box cushions, knife-edge, and round cushions. Panel dimensions, boxing strips, seam allowances, and piping — with worked examples.

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Cushion Types and Construction: Box, Knife-Edge & Round

Box, knife-edge, and round cushion construction explained. What each type needs, how they're made, and which is right for your project and skill level.

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