PRINCETON Neptune - Synthetic Squirrel Travel Brush - Round Size 8The PRINCETON Art & BRUSH Co make some of the best synthetic fibre watercolour brushes available. This series is their synthetic squirrel which many artists claim is equivalent to the real fibre. Brush is very soft and holds a large amount of water. Useful for washes. Round brush head shape in size 8 which suits A5 and A4 works. Includes travel handled that can be reversed out to cover and protect the brush head.