Made from clear acrylic with precise centimeter and angle markings (30°, 45°, 60°) for accurate measuring and cutting in sewing, quilting and other craft projects. Key benefits Accurate measurements and angles: clearly marked centimeters and common angle guides let you make straight cuts, bias strips and precise patchwork pieces. Better visibility on all fabrics: high-contrast markings improve readability on both light and dark materials so you can work faster with fewer errors. Smooth workflow with existing tools: designed to pair with rotary cutters and cutting mats for clean, consistent cuts and professional-looking results. Durable and stable: rigid acrylic stays flat during measuring and cutting for repeatable accuracy. Functions and compatibility Material: transparent acrylic. Markings: centimeter scale plus 30°, 45°, 60° angle guides. Compatible with rotary cutters and cutting mats; suitable for use in sewing, patchwork and general crafting. Practical use scenarios Quilting: measure and cut blocks and triangles quickly for patchwork and strip-piecing, keeping seam allowances consistent. Garment sewing: square up pattern pieces and trim seam allowances or hems with precise right-angle and diagonal guides. Craft projects: cut accurate shapes for appliqué, bag making, home décor and mixed-media projects where exact angles and lengths matter. Who should use it Ideal for quilt enthusiasts, professional tailors, crafters and designers who need reliable, repeatable precision in their work.