You can choose the color from the ask a question to the customer section. the world's first marking pen...ideal for anyone who reads and wants to focus on important information. the undisputed leader of the marking pen market since 1972. its classical design keeps up with today's fashion. the only marker pen with 9 different bright colors. it has refillable water-based ink suitable for use on paper, copy paper and fax paper. it has 2 different line thicknesses: 2mm and 5mm. the cap can be open for up to 4 hours before the ink is dry. the brand quality of the world's first marking pen creator. prevents, supports use in all kinds of fields. maximum 10 pieces of this product can be ordered. swordslife reserves the right to cancel orders over 10 units. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.