Waterman Pen Refill 0.7mm Roller Ball Fine (Black)

The rollerball refills by Waterman contain high-quality ink that is smooth flowing and long lasting. Waterman Rollerball pens produce flawless lines. It's an anytime, anywhere ink that gives smooth writing to your spontaneous expression. • Size 4 3/8 inches x 1/4 inch (111 mm x 6 mm) • Designed and formulated with superlative ink flow to assure superior writing smoothness and bold print quality.