The Amanda Murphy 45 Degree Marking Tool is specifically designed for quilters to easily mark 45-degree angles, which are essential for various quilting patterns like half-square triangles, diamonds, and chevron designs. The clear material with precise markings allows for accurate placement and visibility on different fabric colors. Clearly marked 45-degree lines help in creating accurate cuts and markings for complex quilt designs. Can be use with marking pens, or chalk for a variety of quilting projects. Wipe the tool with a soft, damp cloth to remove any marking residue. Store the tool flat or hang it to avoid warping or bending. Using the Amanda Murphy 30/60 Degree Marking Tool can significantly improve the precision and ease of creating complex quilt designs, making it a valuable addition to any quilter's toolkit.