Zebra\’s Surari Emulsion pens feature a hybrid ink that blends the smoothness of an oil-base, with the vibrant color of a gel. Emulsion ink has a high level of water-resistance, but also achieves deep color saturation. It is also smear-resistant and dries quickly, making it perfect for note-taking. Features: Gel InkInk Color: Black InkPoint Size: Extra Fine PointType: BallpointBody Color: BlackCapped or Retractable: Retractable – Top ButtonClippable: YesDiameter – Grip 9.9 mmDiameter – Max 11.1 mmGrip Color: BlackInk Characteristics: Low-ViscosityInk Composition: Oil-BasedInk Refillable: YesLength – Retracted 14.0 cm / 5.5 inchesPre-Installed Ink Color: BlackTip Size: 0.5 mmTip Type: ConicalWeight – Whole Pen (with Ink) 0.35 oz / 10 grams