1The pen uses special processing ink that resists to water and light, clear writing and not easy to fade. 2It writes smoothly, no ink interruption, solid and durable. 3The pen cap can protect the pen tip and put in the pocket for easy carry. 4Smooth and delicate plastic pen pole is comfortable to hold in hand. 5Ideal for drawing, writing, clothing engineering design, technical drawing, office or school stationery, etc.
