The Uni-ball Jetstream RT features ‘Uni Super Ink’. The advantages of this ink are: fast-drying (so less smearing on the paper), super soft writing, waterproof and non-fading. The colors are very vibrant because of this pigment ink. The pressure mechanism makes the pen very convenient to use, the color accents give the pen a luxurious look.
– Type: Rollerball pen with Uni-ball Super Ink
– Writing width: Medium (1.0mm)
– Refillable: Yes