Durable material:Pencil Holders Clips are made of manganese steel that is durable,flexible with long lifespan and therefore they are not easy to get rusted and eroded. Adjustable Spring Loop:you can use them to hold almost any size of pens or pencils with the useful pen holder.whether for smaller ones or larger ones. light and easy to carry:Pencil Holders Clips are very light and easy to carry,they can be attached to clipboard and binders,keeps your pen handy all the time,and solves the trouble that you often lose your pens. Packing: The package includes 6 pieces of self-adhesive pen holders, the package comes with 10 pieces of pen holder clips in 2 different styles. You can use them according to your own needs. small and light, easy to carry and store, enough quantity to meet the need. Widely applicable:The pen clips are suitable for students,teachers,postmen,doctors,nurses,pilots and other careers.Pencil Holders Clips are Practical and considerate gifts.