Feature's a unique clear non-slip coating that keeps your ruler in place on any material for precision and safety while cutting. Each ruler has clear, easy to read grid lines, with markings at 1/4”, 1/2” and 1” that make for quick, easy cuts every time. Features 1" lines with two sets of corresponding numbers for right- and left-handed quilters. *Product cannot to be sold on any 3rd Party site such as Amazon, Etsy, eBay or any other 3rd Party sites.*