One ruler to cut all your curved piecing shapes in 19 sizes, 4" - 13" (radius)
+ accurately cut convex and concave shapes for piecing drunkards' path, orange peel, circles, arcs, clams, and more
+ make blocks in 19 sizes
+ no need to copy and cut out templates for each new quilt pattern
+ non-slip surface
+ complete, easy-to-follow instr...