Strong Double-Sided Tape Hold – Equipped with a powerful double-sided tape, these pen holders securely stick on refrigerators, whiteboards, lockers, or any metal surface, ensuring your pens and markers stay within reach. Adjustable Spring Loop – Designed with a flexible spring mechanism, the loop expands to fit different pen sizes, from slim pencils to thick markers, providing a firm grip without slipping. Versatile & Multipurpose – Ideal for organizing writing tools in offices, classrooms, and home spaces, keeping your work area neat and clutter-free while making note-taking more efficient. Durable & Rust-Resistant – Made from premium metal with a sturdy build, these pen holders are designed to withstand daily use while maintaining their strong grip and sleek appearance. Easy to Install & Remove – No drilling or adhesives required—simply peel off the release paper from the back of the mount and stick it wherever you want for ultimate convenience.