Duet Foundation ルーラー by Jillily Studio

My last few paper-piecing projects took half the time once I realized I didn’t have to rip out stitches through the paper—this ruler makes the folding and trimming so much more precise. The ability to sew without stitching through the paper really does keep everything in place, and the markings are

I was skeptical at first, but this ruler really speeds up foundation piecing since you’re not fighting with paper removal. The clear markings make lining up fabric strips effortless, and my blocks are coming out perfectly square.

Not having to stitch through the paper was a game-changer for me; I’ve already finished two blocks in the time it used to take me for one. The ruler’s markings are crisp and easy to read, which makes lining up my fabric pieces so much simpler.