Creative Grids Stripology Squared Quilt Ruler
Stripology Squared has all of the features you love in the original Stripology ruler. Follow the squares at the bottom for 2 1/2" cuts; the stars for 1 1/2" cuts - no math required! In addition, Stripology Squared includes the markings to square up half-square triangles; quarter-square traingles and blocks up to 12 1/2".