How to use this tool
- Enter the measured quantities and your own planning assumptions.
- Review all calculated outputs and the stated limitations.
Try this example
{
"placket": 60,
"top": 3,
"bottom": 5,
"buttons": 8
}Accuracy and scope
Planning estimate using the assumptions you enter; verify dimensions and real operating constraints before purchase or use.
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.