Sew Square 6" Ruler by Sew Kind of Wonderful
A fantastic square-up ruler for quilters, sewers and crafters.
Unique marks for squaring-up 6" X 6" units from multiple Sew Kind of Wonderful patterns.
Sew Square rulers can easily be marked with a permanent marker (ie: Sharpie) for other patterns and other square up points. Marks can easily be removed with a little nail polish remover.
Also available in 8" and 10" sizes