It's Sew Emma 粉紅字母專業標記工具

These little pink squares are just the right size for keeping my cut fabric pieces organized. I’ve been using them as row markers for my last two quilts and they stay put without slipping.

The little pink squares snap together perfectly to keep my cut fabric pieces organized, which saved me so much time while following along with my pattern. They're sturdy enough to reuse for multiple projects without losing their grip.

I was worried these would be too flimsy, but the plastic is surprisingly sturdy and they grip fabric nicely. I used them to keep my quilt rows organized and they stayed put perfectly through the whole project.