This is for 1 pcs. Quilt Sense Wonder Triangles Ruler-8 Sizes. A C MARKETECH INTERNATIONAL CO-Cut Shapes Wonder Triangles is a Quilt Sense tool developed with well-known quilting author Marti Michell. Designed specifically for patchwork quilters and packaged in color-coded packages. This line features 3 styles of rulers: Straight Cuts Shape Cuts and Finishing. Each ruler contains detailed easy-to-understand instructions. Includes 8 different sizes.