This liquid wax can be used straight from the bottle — no heat required. Apply it with a brush or sponge for a transparent, colored effect. It can be used on porous surfaces, including paper, canvas, board, and wood. Mix Aquawax with Crystal Colours to create fantastic colors, shades, and tones, and to enhance the transparency and vibrancy of colors. It's non-toxic and easy to clean — simply wash tools and brushes with warm, soapy water immediately after use. Aquawax can also be used as a final top coat. Water-resistant when dry.