Waterford Capless Rollerball Pen Refills - Black Medium 2 Pack Large capacity, smooth writing capless rollerball refills for Waterford pens that use capless refills. One package of two refills. Each package contains two fresh Waterford capless rollerball refills in the original manufacturer packaging, a plastic bag. Works in all Waterford pens that use capless rollerball refills. PLEASE NOTE: This refill only works in the Waterford Kilbarry Ballpoint pens