Transparent bookmark provides 300% magnification! Ideal for reading books, magazines, labels, menus, spreadsheets, maps, and more. For pocket, purse, desk, glove box, toolbox, you name it. Adjust distance from reading material to vary degree of magnification. Includes inch and centimeter ruler marks for added functionality. Comes with a silky tassel to help mark your place. Packaged in a protective clear plastic sleeve. Bookmark measures 2-7/8'' wide x 8-3/4'' high. Warning: Choking hazard, small parts. Not for children under 3 years.