You will receive a bottle of 250 ml Marabu Mattmittel. This is a creamy-flowing water-based acrylic matte to individually enhance the mattness of Marabu acrylic paints and media. You can stir up to 20% in the color. The matting agent is lightfast, water and weatherproof. Suitable substrates are stretcher frames, wood, MDF, metal and others. Depending on the size of the job, the drying time is about 30 minutes to 2 hours.