The OEM Zebra Pen Sarasa Gel Retractable Pen features smooth-flowing, water-based, pigment gel ink for an effortless writing experience. Designed with a soft rubber grip for enhanced comfort and control, this pen ensures scratch-free writing. The translucent barrel allows for easy visibility of ink color and supply. This pen is refillable with Zebra's JF-Refill, making it a sustainable choice for everyday use.