Adjustable Spring Loop Design : The pen clip features a flexible spring loop that expands to hold slim pens, thick markers and felt tips, this adjustable design secures different pen sizes for neat desk organisation and reliable marker storage without slipping. Strong Double-Sided Tape Hold : Our pen holders use a premium double-sided tape mount that sticks firmly to fridges, whiteboards, lockers, metal surfaces and glass, keeping pens and markers within reach while requiring no drilling or permanent modification. Durable & Rust-Resistant Material : Built from high-quality metal with rust-resistant coating, this pen holder is engineered for long lasting daily use, maintaining a sleek black appearance while providing dependable pen storage and organiser function for busy workspaces. Versatile Pen Organiser : Use these pen holders as a fridge pen holder, whiteboard pen holder, desk organiser, notebook clip or bulletin board accessory, ideal for offices, kitchens, workshops and studios for storing pens, markers, pencils and small tools. Easy Installation & Removal : Peel and stick the double-sided tape for instant setup, the pen holder is removable without surface damage when replaced correctly, offering a convenient no-drill solution for renters, home workers and busy professionals.