Enhance your promotional campaign and offer these magnifier bookmarks to your clients at your next event! This handy, ultra-thin credit card-shaped magnifier bookmark features 3x magnification and a size 3" x 1" PVC Fresnel lens. It will fit right into your pocket, wallet or purse for convenient storage and allows you to see those blurry, hard to catch words. This item is available in a variety of colors to choose from and full-color printing is also available.