Uni-ball Signo Knock Ballpointpen RT1， 0.38 mm，10 colors set (Japan Import)[Product Information]- Enter your model numberto make sure this fits.
- It is an extra fine type whose ball diameter is 0.38mm.
- 10 colors set
- Ink color: Black， Red， Blue， Baby Pink， Orange， Lime Green， Green， Light Blue， Blue Black， Violet
- The pigment ink is used.
