See-Thru Accurate Positioning and Marking Sewing Clear Ruler 2 x 18 inch

Includes 1/2" spaced holes for centering, 1/16" outer edge marks and 1/8" grid with inch marks, 18" ruler - made of clear, flexible plastic, The transparent ruler allows you to see your project under the ruler for accurate positioning and marking., The scale also features a lightweight plastic material to facilitate parallel markings.