Zebra Surari (BN11-BK) Emulsion Ballpoint Ink Pen 0.7mm BLACK 1 Dozen BLACK Thenew Emulsion inkfrom Zebra combines the best quality of a ballpoint and gel ink pen. Write like a smooth oil-based ballpoint ink pen with vibrant colour of a gel ink pen. The Emulsion is smoother than “low friction” ballpoint pens, is smear-proof and water resistant. Refillable with EQ05