With a retractable push-pull design, this eraser is not easy to get dusty and dirty eraser, and both sides of the non-slip stripe design, holding is not easy to slide, very comfortable. Helping you to effortlessly remove pencil marks without tearing the paper, this eraser is ideal for exams, sketching, homework and more. It is constructed of ABS material. The length of this eraser is 8cm, the width is 2.6cm and the height is 2cm. This eraser is suitable for office and school.