OLFA, Non-Slip, Frosted Advantage Acrylic Rulers are not your ordinary rulers! OLFA’s rulers are non-slip for stable and safe cutting and frosted with black grid lines for clarity on light- and dark-material. "The Traveler" is 6"x 12" and is the ideal ruler to travel with. Cut and measure accurate borders, patchwork, strips, and binding. Easy to read number and grid lines with 1” grids and 1/8” increments ensure precise measurements. Unique patented Pivot Point angle markings to easily make 15°, 30°, 45°, 60° and 90° cuts. For right-and left-handed use. Available in 10 sizes to accommodate all your crafting needs; no matter the project, we’ve got you covered.