Da Vinci Casaneo Synthetic Squirrel Watercolor Travel Brushes offer unparalleled fluid-holding capacity, fine points, and energetic spring for artists on the move. Featuring a proprietary blend of five different diameters of ultra-smooth synthetic squirrel hair, these revolutionary brushes are hand shaped by master brush makers. - Da Vinci Casaneo Synthetic Squirrel Watercolor Brush Set - Round, Travel Set of 3, Short HandleCasaneo Travel Round sh, 3 PC SET - Includes one each of Casaneo Travel Brushes Round size 4, 6, and 10, as well as an imitation-leather case for safe storage.