Calculate Accordion Boot Length

Enter your measurements in inches. The calculator will convert the total perimeter to feet, round up, and recommend the closest Flexordion roll size.

Measure oval or ellipse opening

Oval / Ellipse Opening

Enter the full height and full width of the opening in inches.

Measure rectangle opening

Rectangle Opening

Enter the height and width in inches.

Measure trapezoid opening

Trapezoid Opening

Enter the top, side, and bottom measurements in inches.