Stylish Lily Flower Print Bookmark Magnifier with 10cm Ruler Magnifying Fresnel Lens(3 Pack, Blue, Brown, Green) Compact page-magnifier with a 10cm ruler assists in reading. 3 times the magnifying power for sharp, distortion-free viewing Can be used to mark your page, and make out the fine print along the way Includes limited lifetime manufacturer's warranty 3 different colors, green, blue and brown.