Extra Fine Tip Acrylic Paint Marker SetRainbow Colors At Your Fingertips With 28 vibrant, permanent colors, let your imagination soar with blendable, water based ink that works beautifully on any surface. These markers allow for easy reworking, mixing, and layering. Ultimate Control And The Perfect Stroke The unique 0. 7 mm tip and optimal pump valve system offer precise flow control, enabling thin or thick lines for detailed work. The transparent body helps track ink levels easily.