Assorted Coloured Edge Clear Dry Erase Write and Wipe Reusable Sleeve Pocket. Colours included: Red, Green, Blue, Orange. These help save on paper in the classroom or workplace. Great teaching supplies and classroom resources. Take notes and memos using a dry wipe marker. Easily remove and reuse when finished. Keeps documents safe and secure. Size: 255 x 375mm. Ideal for A4 Paper. 300 Micro Thickness. With Black Marker Pens with Dry Wipe Eraser are the perfect solution for your writing needs. The cap has a dry wipe eraser for easy correction of mistakes.