Duroedge Non-Slip Cutting Ruler 12.5" Outer Square/ 6.5" Inner Square Fabric collars and hip-lines - none

collars and hip-lines - none of these are any problem with the dressmakers ruler from Prym

The special feature is the bronze spring wire (s-spring)

Plastic clips cover both ends to avoid damage when not in use

stretcher bars or embroidery/quilting hoops etc

Tension is easy to adjust by a simple turn

Duroedge Non-Slip Cutting Ruler 12.5" Outer Square/ 6.5" Inner Square Fabric collars and hip-lines - noneDurable square non slip ruler 12. 5" outer 6. 5" inner square. Square up two sizes of quilt blocks with one ruler. quarter" seam allowance included on both exterior and interior square. Great for cutting photo borders and aligning scrapbook page. s Easy to cut accurately along the edge with rotary cutter.