Liquitex Paint Marker Color SetLiquitex Professional Paint Markers are an outstanding range of professional water-based acrylic markers for artists. Lightfast and permanent. Featuring an unalterable, lasting and permanent color, they are perfect for indoor and outdoor applications. Replaceable tip, pump valve system for a better homogeneous flow and pressure control. Intermixable with Liquitex Professional Acrylic Paint colors and mediums. Suitable for a wide range of surfaces: canvas, wood, metal, masonry and glass.Contains:- Medium Cadmium Red Hue- Medium Cadmium Yellow Hue- Cobalt Blue Hue