Atelier™ Squirrel Hair Quills are silky smooth and the perfect tool for watercolorists. Silver’s Atelier squirrel hair quills hold a maximum amount of liquid so that color flows onto paper in sweeping strokes that add detail blending marks to your painting. Use these exceptional quality quills with watercolors, gouache, fluid acrylics, dyes and ink. Perfect for any weight paper and fabric including silk.