What you receive: including 4 pens and 20 replaceable erasers. If you often can't find the eraser, please choose these pen erasers, the pen shape is more convenient for storage, and the replaceable eraser allows you to use it for a long time. Pen design: This pen eraser adopts a pen-shaped design, you only need to it to erase the wrong writing or drawing, this thin eraser stick is easy to use and easy to store, compared with other erasers, it can erase some small mistakes more accurately Reliable material: These mechanical erasers are made of PVC, and the eraser is made of high-quality rubber, which is reliable and can be used for a long time. The PVC material of the artist's pencil eraser allows you to draw outdoors and not break easily even in the rain. Easy to use: These erasers are easy to use, just the core lightly, they can wipe clean and reduce debris, the eraser head is small and soft, and can solve some detail errors Applicable occasions: The retractable eraser has a diameter of about 3.8 mm/0.15 inches, suitable for many occasions. You can use it every day to writing errors, and due to its small diameter, it is also suitable for modifying details or adjusting engineering drawings Pens Quantity:4PCS Color:As Shown Material:Plastic Package Contents: 1set * eraser pen Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.