brush blue series dry brush size 7 green stuff worldDry Brush Size 7 GSW's range of BLUE SERIE Dry Brushes is made from high quality materials for dry brush effects. The soft and thick bristles allow making precise dry brush effects by highlighting the raised surfaces by applying a very small amount of paint adding an incredible amount of detail. The special type of brush bristles of these brushes is perfect for the dry brushing technique, which will also allow you to have a longer useful life than