The Parker S0953290 ink converter allows you to easily use bottled ink in Parker's prestigious fountain pens. Made of high-resistance transparent acrylic with a rotating plunger mechanism and metal details, this ink converter fits precisely into the internal connector of most Parker fountain pens. It allows for clean, economical, and ecological refilling, offering access to a wide range of Quink ink colors. It is the indispensable accessory for calligraphy and classic writing enthusiasts who prefer the ritual of fountain pen ink.