Create precise drawings or vibrant watercolor paintings with Faber-Castell Goldfaber Aqua Dual Markers and Sets. Fully water-soluble, the dye-based ink is water-based, acid-free, pH neutral, odorless, and will not bleed through paper. The dual nib design allows you to alternate between artistic strokes with the flexible brush nib or create outlines with the metal-cased, 0.4 mm fineliner nib. They are perfect for watercolor techniques, coloring, sketching, and lettering. - Faber-Castell Goldfaber Aqua Dual Markers - Flowers, Set of 6Goldfaber Aqua Dual Marker, FLOWERS 6PK - Includes colors 126 Permanent Carmine, 229 Pink, 197 Lavender Dark, 119 Light Magenta, 208 Middle Chrome Yellow, and 174 Chromium Green Opaque.