Features: Brand new and high quality It is a good gift for your lover, family, friends and coworkers Suitable for all Roller Ball Pen Style: Ballpoint pen refill Material:Metal Color:blue,black Write the thickness:1.0mm Package includes:10Pcs Note: 1.Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!