Set of 12 Aqua Brush Duo double-tip markers Lyra aqua brush duo is a brush-type marker for artists, designers and painting enthusiasts in general. The tips maintain their shape with extraordinary stability and do not fray. It has a wide tip at one end that allows you to carry out a painting technique similar to that of a brush. With the other tip of the AQUA BRUSH DUO you can make fine lines and drawings. Thus, you can create drawings with large areas of color, designs, etc. with a single marker and in a perfect way.