Shimmering glittery brush pens with dual effect! Dual Metallic Brush's unique pigment ink changes colour as you use it on light or dark paper. The pen is perfect for both lettering and for creating striking details in drawings and illustrations.The brush tip allows you to go from fine, thin lines to broad brush strokes in a single motion. Just press the button at the top of the pen when you need more ink down the tip.Available in 8 sparkling colours!