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.

• For use with Waterman rollerball pens
• Blue ink
• Fine point
• 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.