Gel pens stand out from other art tools for several reasons: Smooth Flow: Gel pens contain water-based pigment ink that does not clog the pen tip and enables continuous drawing. Vibrant Colours: The ink used is pigment-based and gives bright and bold colours that are not at all transparent. Precision: https://teachers5.com/the-best-gel-pens-for-art-unleash-your-creativity-with-the-right-tools/