These rulers feature easy-to-read lines for marking and measuring fabrics as with measurements going right to left and left to right. Each ruler has a unique non-slip coating that keeps the ruler in place on fabric for easy, accurate cutting. Easy to read lines for marking and measuring your fabric - 1/8", 1/4", 1/2", 3/4" and 1" markings as well as multiple angles. Unique Non-Slip Coating. One inch lines with two sets of corresponding numbers are placed around the perimeter of the ruler and read left to right and right to left – never lose your place or have to count backwards!