Olfa Frosted Acrylic Rulers have just what you need for all your quilting projects. Each acrylic ruler is non-slip and comes with the Frosted Advantage. Marked with Black numbers and Black lines for clarity, your measurements will be clear and easy to read on light and dark fabrics. Each ruler has easy to read grid lines - 1 inch grid with 1/2 inch, 1/4 inch and 1/8 inch increments for precise measurements. This traveler is a smaller version of the essential ruler, it fits in your tote and is ideal for taking along. For right or left-handed use! 6 x 12 inch.