Description: Super-smooth ink glides across paper effortlessly. Quick-drying ink is ideal for left-handed writers. Ink characteristics include smoothness of writing, vibrant colors and fast-drying capability. Gel pen refill ink is a high performance ink technology that combines the best qualities ink for a super smooth writing experience. The length of this product is 13cm. They are suitable for school, office, home, business, etc. Item Name: Gel Pen Refill Material:Plastic Size Details: Pen Point Diameter: 0.5mm/0.02" (Approx.) Total Length: 13cm/5.12" (Approx.) Notes: 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. Package Includes: 20 X Gel Pen Refills Super-smooth ink glides across paper effortlessly. Quick-drying ink is ideal for left-handed writers. Ink characteristics include smoothness of writing, vibrant colors and fast-drying capability. Gel pen refill ink is a high performance ink technology that combines the best qualities ink for a super smooth writing experience. The length of this product is 13cm. They are suitable for school, office, home, business, etc.