This Wizard Correction Roller is ideal for covering printed or written mistakes by providing a smooth and reliable coverage with no fluid, perfect for use in offices, schools and at home.The white correctional tape is 5mmx8m and offers a precise even application so mistakes are neatly covered.. Correction tape for eradication of mistakes . Allows you to write over with ease . Precise and even application. 5mmx8m tape. Approximate dimensions (mm) H 125 W 120 D 70