The Sock Ruler® (patent pending), is constructed of a heavy duty, yet flexible plastic. It's an innovative measuring tool for sock knitters that goes inside of the sock, allowing it to lie flat and ensure accurate measurements (both metric and imperial.) It's easy to use, no tape measure blues, and it's made in the USA!
Knitting from the cuff down, The Sock Ruler® will measure:
Knitting from the toe up, The Sock Ruler® will measure: