C-THRU-Deja Views Zero Centering Ruler. Zero centering allows for effortless alignment of photos die-cuts and more. Holes in the clear plastic ruler can be used for making even stitches and for aligning eyelets or buttons. The slit area in ruler is great for parallel line guides for borders or journaling. This package contains one clear, flexible, plastic ruler approximately 2in wide by 12in long. Made in USA.