Flex Curve Ruler

Introducing another way to measure curves...

Remove any uncertainty in your sewing patterns by precisely measuring curves to ensure accuracy when joining pieces. This tool is particularly helpful for confirming the sizes of the armseye and sleeve cap.

Accurately measure your crotch curve, apply the shape obtained to your sloper and end the struggle!  Comes with 5 #45 O-rings.  Learn how to use this for crotch curve adjustments in our newsletter "Crotch Curve Solution".  July 2024.  Access to our newsletters is available at the bottom of the home page. 

Easily shaped to hold any curve

Lightweight aluminum core holds shape firmly for accurate drawings

Inches and centimeters

40 inches long