Square on Square Ruler for Snails Trail Quilt patterns
Create 3in or 6in square on square blocks.
No calculations needed - all the cutting measurements are printed right on the tool!
Trimming each round as triangles are added creates perfectly square, uniform blocks.
The popular Snail's Trail block is now easier than ever - simply change the colors of the triangles!
6-1/2in x 6-1/2in