Perfect for quilting on the go, the Quilters Select Crystal Clear Mini 3-in-1 Combo Ruler is your travel-sized solution for precision cutting. Designed to handle half-square and quarter-square triangle units, as well as basic squares up to 4½", this versatile tool keeps your piecing accurate no matter where you sew. Its crystal-clear surface, enhanced with Quilters Select's original non-slip coating, grips your fabric securely to prevent slipping while cutting. With exact measurements printed around the perimeter and clearly defined 45°, 60°, and 90° angle lines, these easy-to-read markings make measuring and alignment a breeze. Ideal for creating up to 4" finished half-square and quarter-square units, this compact ruler delivers the accuracy you need in a size that's easy to pack for retreats, classes, and quilting adventures.