LeFranc & Superfine Dammar Varnish Bourgeois 75ml Brighten your colors and protect large areas with Dammar Superfine Varnish. This extra fine quality oil varnish spreads perfectly and is ideal for large surfaces. Drying to an ultra-glossy finish, it adds shine to your colors. Made of Dammar resin, it is removable, relatively pale and has low volatility. Only suitable for oils, do not apply in high humidity conditions. 75 ml format. Brand: LeFranc & Bourgeois.