Small Fluid Writer Pen FWPSSmall Fluid Writer Pen FWPS Use your own medium in this specially engineered pen. Dont be fooled by imitations. The Kemper engineers designed this tool to give you a dripless, flawless, consistent width line that works with various mediums on anything. Each pen comes with stem cleaner to keep the minuet tip clear from particles or other debris. The specially engineered process does not allow for interchangeable tips, however, we offer this pen in two