Product description - Multifunctional patchwork ruler for crafts, professional tailoring studios and art design classes. It simplifies fabric and paper cutting tasks, helping you work more efficiently and with less guesswork. - Provides precise results for quilting enthusiasts, professional tailors, craftsmen and designers who require accurate cuts and reliable alignment to advance their projects. - Patchwork ruler features clear markings for easy visibility on both light and dark materials. This helps you achieve accurate cuts and clean patchwork designs with confidence. - Designed to enhance your craft tool kit as a sewing accessory that works seamlessly with standard rotary cutters and cutting mats, delivering consistent, best-result performance. - Key benefits: improves accuracy and speed, reduces miscuts, and supports a wide range of fabric and paper cutting tasks in various project types. Use scenarios - Quilting and patchwork projects: align fabric pieces, trim edges, and create straight, consistent seams for blocks and designs. - Garment construction and alterations: cut precise straight lines and shapes for hems, seams, and pattern pieces in tailoring studios. - Craft class and design projects: work with fabric and paper for class assignments, scrapbooking, and design mockups with clear visibility on different material colors. Compatibility and performance - Works with standard rotary cutters and cutting mats for smooth, accurate cutting motion. - Suitable for use in professional studios, classrooms and home craft spaces to achieve reliable, repeatable results across projects.