Refill For Uni-Ball Gel Impact Rt Roller Ball Pens, Bold, Blue, 2/pack
Gel ink is fade-proof and water-resistant. Acid-free for long-term archival storage. uni-ball ensures premium quality performance with every refill. Pen Refill Type: Roller Ball; Special Ink Type: Gel; Refill For Series: Gel 207 Impact RT Roller Balls; Tip Type: Conical.