Pro Marker
- Blender This is Letraset's Pro Marker series of pens, they are double-ended with a broad chisel tip at one end & a fine bullet tip at the other. Pro Marker offer great value & top performance & produce colours which range from bright & vibrantĀ to subtle pastel, they are high coverage, no streak & can be overlaid or blended. These are alcohol based, non toxic ink pens. The can be used on a multitude of surfaces including paper, metal, wood, glass, plastic & more.