Promote your brand with our new Dual Scale 30CM Magnifying Ruler! Made of PS material and dual scale printed, this ruler comes in either a 12-inch or 30CM scale, featuring a built-in magnifier strip that can magnify an individual line of text as it is moved down the page. With its original clear look, you can print any content on the ruler. Full-size printing is available. An ideal promo for office and home use.