Versatile Storage Solution: This suction cup pen box offers multifunctional storage, perfect for organizing pens, markers, and small office supplies, helping keep your desk tidy and essentials within Strong Suction Attachment: Equipped with a rear suction cup, this pen holder securely attaches to whiteboards, glass, tiles, and marble surfaces, ensuring a stable hold without the risk of falling Space-Saving Design: The compact size of approximately 3.93X3.62X1.65 inches allows this white board accessories pen organizer to save valuable desk space while maintaining easy access to writing tools Abs Material: Made from abs plastic, this suction cup pencil holder is resistant to deformation and designed for long-term use in various environments including home, school, and office Wide Application Range: Ideal for magnetic whiteboards and dry erase boards, this pen holder supports organized storage of markers and pens, making it suitable for classrooms, offices, and home study areas