Check the listing for details. Pen Holder Clips, 3Pcs Metal Vertical Single Spring Loop Organizer, Silver. Condition: New. Listed at 8.06 USD. This pen holder is used to store pens and pencils, etc., and fix it on notebooks, clipboards, paper, binders, pockets, etc. It is widely used in home, office, business trips, etc.SpecificationColor: SilverMaterial: MetalLoop Diameter: 6mm / 0.24"Total Size: 1.1x4x1.7cm / 0.43x1.57x0.67" (L*W*H)Package List: 3 x Pen Holder ClipsAdvantageMade of durable metal material, the surface is smooth, not easy to deform or rust, it is lightweight and compact, easy to carry and use.Designed as a retractable flexible spring loop, it has enough elasticity to fit most pen sizes and can help you keep your pen. It can match the object like notebooks very well, and it is not easy to leave traces on the object. It's also removable and can be snapped into pockets for going outside.