Over half the marking of a usual Creative Grids quilting ruler have been removed, making it easier to read
Truly measures 3 inch x 18 inch with 1/4 inch, 1/2 inch, and 1 inch markings printed with a whole inch grid
Printed correctly for left handed people, too
Use the 45 degree angle to square up half-square triangles in whole and half inch increments
Exclusive grip which slides easily on the fabric but stays in place when pressure is applied; no miss-cuts