Tim Holtz' Idea-ology line consists of those strange little doo-dads that you never really knew you needed until you saw them and then wondered how you ever quite lived without them. Great for all of your paper crafting projects, scrapbooking, cards, altered books and collages. Design Ruler- This ruler is perfect because it has so many features packed into one tool. The Clear acrylic ruler allows you to see exactly what you are working on while the grid background is perfect for placement. It also has a center measuring guide, a straight edge for drawing lines, a metal edge for cutting, and a row of holes, evenly spaced 1/8 in. apart for piercing. Measures 12 in. long.