PRAVICS 10 Pcs Retractable Pen Holders for Badge Reels, Clip-On Pen Holder Loops with Swivel Lobster Clasps, Elastic Pen Holders for Lanyards, Nurses, Office Staff and X-Ray Markers, Black/Silver

["This set includes 10 pen holder loops, making it easy to keep extra holders on hand for work, school, office use, or sharing with coworkers and staff.","Each holder features a metal swivel lobster clasp that easily attaches to badge reels, lanyards, belt loops, bags, or key rings for quick access to your pen or marker.","The black elastic loop is designed to hold pens, markers, and similar slim items in place while allowing convenient insertion and removal during daily use.","Each pen holder measures about 2.0 inches in total length with a 0.5-inch loop width, offering a compact and lightweight solution for carrying pens on the go.","Suitable for nurses, office staff, teachers, students, and hospital workers, these pen holders help keep writing tools close at hand and are also useful as x-ray marker holders."]