This storage box boasts a simple yet stylish appearance, making it a great family and friend Suitable for classrooms, homes, offices and other places, could be applied to dry erases boards, refrigerators, lockers, metal cabinets and so on Size: About 12.5x11.7x4.2cm / 4.92x4.61x1.65in, helps you save space and improve the convenience of use The part is designed on the back of the whiteboard marker holders and eraser, which could be fixed on the whiteboard to improve your work efficiency and save storage space The case can hold rulers, pen, memos pad and so on