Uni Ball ONE 0.5mm GEL Pigment Ink Pens Fadeproof Water Resistant Roller Ball
Uni Ball ONE. Uni-Ball ONE Retractable Gel Ink Pens. Refill Type : Disposable. Ink Type : Gel Ink. Tip Type : Ball. Water resistant. Fade Proof & Water Resistant. Tip Size : 0.5mm.