1、[Carbon Steel]: The small pen clips are made of excellent carbon steel material, sturdy and durable, not easy to rust, fade or break, and with exquisite craft can be used over and over again.2、[Strong Clamping Force]: The pen holder clips are small, but the clamping force is very strong, can firmly clamp the pens, keeping the pen firmly attached to the book without fear of losing or falling off.3、[Easy to Use]: The metal pen clips is easy to use, only need to attach the clips to the side of the books, and will not fall off easily, ideal for carrying to office or school to use.4、[Smoothly Design]: The portable pen clips are designed with smoothly craft withput no burr, no need to worry about leaving scratch on the paper.5、[Multiple Uses]: The simple pen clisps are suitable for holding pens, bills, receipts or postcards, can help organize documents and drawings for office, home, and daily use. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.