Vallejo Pigments Set - Mud & Sand This is a set of Pigment Colours from Vallejo. They are designed to use with plastic model kits. Pigments are intended for weathering and ageing vehicles and armour. They help create the effects of dust, mud, dirt and smoke caused by time and natural erosion. The pigments from this set are all earth and iron oxides. They are not toxic and can be easily dispersed in any liquid medium, from water to acrylic resins or turpentine. To adhere the pigment to the surface of a model, use Matte Medium or Glaze Medium which dries more slowly. The Mud and Sand Pigments Set contains a selection of 4 colours to create special effects on vehicles, armour, figurines, etc. Set Contains: 4 x 30 ml pigments VAL73102 Light Yellow Ochre VAL73108 Brown Iron Oxide VAL73109 Natural Umber VAL73113 Light Slate Grey