The 1.13" x 50' Roll of Magnetic Data Cardholder can be used to label all of your filing cabinets, warehouse shelves, production schedules, industrial areas and so much more. The roll is easy to cut with sharp scissors. The "C" shape with small channel hold the card in place and can be replaced at any time. The inside card measurement height is 1" and cards can easily be cut in the from paper or thin cardstock.