Mini Magnetic Whiteboard Erasers: The magnetic erasers are suitable for creating bar graphs and histograms on the board. Your students can vote or represent data by placing it on the board. A great interactive way for students to construct and observe the shape of data. Mini Erasers Design: The mini whiteboard eraser is perfect for classroom, school, office supplies desks that are great for students and easy for their little hands to grip and use. The size of the dry erasers is 5 x 5 x 1.9 cm. Material: The colorful whiteboard eraser is made of EVA, magnet and felt material so that you can be relieved when using use, and it can stick to metal blackboard and whiteboard because of the soft magnet. Comfortable Design: Designed with comfort in mind, our eraser has an ergonomic handle that is comfortable to hold, which can be used in both hands and can adapt to all hand sizes. Our felt firmness and texture ensure that the whiteboard eraser glides easily across your whiteboard, erasing all marks with just a few simple and easy strokes. Multi-function: These small magnetic erasers can work with boards blackboards, whiteboards, dry erase boards and other types of whiteboards, widely used in school, work and home, this product is also washable with soap and water, so that you can use them many times.