Contains:Pack of 4 Erasable Ballpoint Pens Hybrid Ink:The ink of Raylu Paper erasable ballpoint pens is hybrid ink that combines the speed of liquid ink and the softness of gel ink Erase and rewrite: thanks to the rubber, you can erase all errors made when writing. So you can rewrite your text without fear of leaving marks on the document. Drying protection: before first use, we need to remove the tip of our erasable pens, a small protection to avoid drying out of the ink International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.