The QuiltMaster Pro is a durable slotted ruler designed for DIY patchwork, designer patterns, and precision cutting. Made from sturdy 3mm-thick transparent acrylic, it features black grid lines and clear markings for accurate measurements. The non-slip surface ensures fabric stays in place during use. Its transparent material allows for easy visibility of your work beneath the ruler. The ruler includes easy-to-read markings, with squares for 2-1/2 inch cuts and stars for 1-1/2 inch cuts, eliminating the need for complex calculations. It enables cutting multiple strips—five 2-1/2 inch or eight 1-1/2 inch strips—without repositioning. The high-precision centimeter, millimeter, and angle markings help achieve professional results. The smooth sliding action and secure pressing make it simple to position on fabric for accurate measurements and cuts. Overall, this quilting ruler is ideal for patchwork, quilting, sewing, pattern making, and craft projects, offering reliable performance and precise results.