Description: Full-Back Magnet: This magnetic labels can be attached to any magnet-friendly surface, such as whiteboards, storage lockers, refrigerators, and iron racks. Reusable and Rewritable: The dry erase labels is made with Pet writing film layer, you can easily write and erase with dry erase markers. Multipurpose Labels: Can be used as magnetic name tags or nameplates for marking student lockers, shelves, file cabinets, drawers and closets. Versatile Use: It's also suitable for daily organization, planning, scheduling and classroom management tasks. Ideal for Various Settings: Especially suitable for offices, schools, classrooms, homeschooling environments and home use. The color of the stickers is random in each package. ? Specification: Material: PET Size Chart: 40Pcs 3cmx5cm/1.18inchx1.97inch Package Includes: 40Pcs Dry Erase Labels ( 3cmx5cm) Note: Please allow slightly errors 1-2cm differences due to manual measurement.