FeaturesQuick-drying, smooth flowing EnerGel ink is perfect for right or left-handed writersReduces smudging on hands and paperGrooved latex-free finger grip for extra comfort0.7mm tip gives approx. a 0.35mm (medium) line widthRefillableThe Pentel EnerGel Plus Rollerball Pen (Box of 12) with smooth writing and liquid gel ink. Quick-drying ink is ideal for left-handed users. Lasts longer than ordinary gel compared to standard gel ink pens. Grooved rubber finger grip.  0.7mm tip, gives an 0.35mm line width.  Pack of 12 pens with black ink.