Box Cushion Cuts
Sewing / Practical workbench

Worked examples

Three reproducible scenarios, with the complete inputs and calculated outputs.

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Worked scenario

Base example

Finished cushion width is 50 cm. All other inputs remain at the base values.

InputValueUnit
Finished cushion width50cm
Finished cushion depth45cm
Finished cushion thickness10cm
Seam allowance1.5cm
Extra boxing length for joins5cm

Calculated results

ResultValueUnit
Top/bottom cut width53cm
Top/bottom cut depth48cm
Boxing cut width13cm
Boxing length195cm
Total cut-piece area0.7623m2

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Worked scenario

Smaller first input

Finished cushion width is 40 cm. All other inputs remain at the base values.

InputValueUnit
Finished cushion width40cm
Finished cushion depth45cm
Finished cushion thickness10cm
Seam allowance1.5cm
Extra boxing length for joins5cm

Calculated results

ResultValueUnit
Top/bottom cut width43cm
Top/bottom cut depth48cm
Boxing cut width13cm
Boxing length175cm
Total cut-piece area0.6403m2

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Worked scenario

Larger first input

Finished cushion width is 60 cm. All other inputs remain at the base values.

InputValueUnit
Finished cushion width60cm
Finished cushion depth45cm
Finished cushion thickness10cm
Seam allowance1.5cm
Extra boxing length for joins5cm

Calculated results

ResultValueUnit
Top/bottom cut width63cm
Top/bottom cut depth48cm
Boxing cut width13cm
Boxing length215cm
Total cut-piece area0.8843m2

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Check the closure and piping plan before cutting. Mark top and bottom orientation for directional fabric.