You'll be a big fan of the Pure Green ZIG Memory System Dual Tip Writer for Vellum Pen by Kuretake which is perfect for creating Christmas-themed cards for your family and friends! This pen dries quickly and will not wrinkle the vellum. The pen has a bullet and fine tip and includes a water-based pigment ink that is acid-free, xylene-free, odorless, lightfast, photo-safe, and archival-quality.