25pcs Jinhao International Size Pen Ink Cartridge Perfect for Use At Home or in the Office

5 packs 25 pcs Cartridge.Convenient pen-shaped design.We attach great importance to product quality, using the best quality material.Carry and easy to use, take out the pen of the suction apparatus, and then put the ink sac, after a few seconds can be writing.Note: Do not use black ink which contain pectin, otherwise, can affect to write.Maintain:
1. To protect the metal surface plating. Prevent hard metal mutual collision and friction; avoid contact with acid and alkaline solution.
2. The item can use soft cloth to wipe, keep the pen body ever new.
3. Water storage structure has two kinds: water aspirator (single structure), water absorption and ink sac (dual structure).
3. Don't put in high temperature (65°).
4. The writing structure is unfavorable to tear open outfit, in order to avoid the parts loss or damage.
Package include:
1 * 25pcs Jinhao Pen Ink Cartridge