Ideal for journaling, note taking and studying, the Sarasa Clip Pen will help you stay organized and make a lasting impression with archival quality, water-resistant ink. This 20-pen set contains one each of black, blue, red, blue black, cobalt, pale blue, light blue, blue green, viridian, green, light green, red orange, orange, yellow, light pink, pink, magenta, purple, brown and gray.Details:Includes assorted colors0.5 mm nib size20 pensSmooth, non-smearing pigment inkWater-resistantAcid-free