Acrilex 100ml 15810 Jewish Bitumen is a specific product for aged and patinated finishes with a rustic look on painted surfaces or raw wood. It comes in a 100ml bottle of concentrated formula that must be diluted in mineral spirits before application with a brush or soft cloth. It allows for darkening the carvings of wooden boxes, plaster, ceramics and cardboard, giving a classic and antique effect to handcrafted pieces. It is an indispensable reagent in furniture restoration and decorative arts techniques.