These versatile pens are wonderful for lettering, calligraphy, bullet journaling and more. The colors are water-based and permanent when dry. Colors in this set include red, pink, orange, yellow, light green, dark green, turquoise, royal blue, purple, brown, grey, and black. Details:Includes assorted colors12 pensExtra-fine nibsEmbossed pens allows for easy identificationWater-based inkAcid-freeNontoxic