Data cards come in pre-cut sizes and full sheets, and are available in 15 colors, Use data cards and insert headings with Magna Visual"s magnetic cardholders to easily update and change information, Simply hand-write, type or print information on the data cards, Slide the information or heading into the cardholder, Managing information has never been easier, Set of 10 Each 8 1/2""x11"" Sheet, Dimensions: 3/4"", SKU: MAGNAV065