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THE FEUTEX TOOLKIT

Box Cushion Fabric Cut List

Calculate top, bottom and boxing strip dimensions for a rectangular cushion.

Sewing workspace● Runs in your browser
01 Your input
02 Your result
View or copy raw result data
FormulaPanel width = width+2*seam; Panel depth = depth+2*seam; Boxing width = height+2*seam; Boxing length = 2*(width+depth)+2*seam

Worked example

Inputs

Width
50 cm
Depth
45 cm
Height
10 cm
Seam
1 cm

Expected results

Panel width
52 cm
Panel depth
47 cm
Boxing width
12 cm
Boxing length
192 cm

Load the example in the workspace to reproduce these results. Display rounding does not change the underlying calculation.

How to use this tool

  1. Enter the measured quantities and your own planning assumptions.
  2. Review all calculated outputs and the stated limitations.

Try this example

{
  "width": 50,
  "depth": 45,
  "height": 10,
  "seam": 1
}

Accuracy and scope

Two matching panels and one continuous boxing strip assumed. Zippers, piping and pattern matching require extra allowances.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.