The stone textures range is a selection of acrylic, waterbased textures from Acrylicos Vallejo.They can be mixed with one another, with acrylic colors (Modelcolor, Game Color and Model Air) and other diorama materials. All products are non toxic and dry to a resistant and permanent finish. Drying time depends on the thickness of the applied product and the humidity of the atmosphere, and can vary from 45 minutes to hours or even daysTextures of earth and sand formulated with permanent pigments, microparticles and acrylic resin. This slightly gritty base can be applied with a brush or, painting knife and is perfect for all surfaces and terrains of dioramas. The products can be shaped before drying to achieve low relief textures such as truck and tank tracks, and they can be mixed with all other products of this range. If a less structured surface is required, the textures can be thinned down with water (20% to 40%).