Uses carbon ink that will not run through water, and does not tarnish
Uses zebra's proprietary chip, making it easy to use as a sign pen.
The ultra-fine texture is for writing fine letters such as cards.
Fine letters are especially used for addressing letters and postcards.
The medium letter is especially used for noting aromatic records.
Shaft and cap are made of resin. Cap meets safety ISO standards
Sold as a set of 10.