Muddy Ground is the perfect texture and color for recreating heavy thick muddy surfaces rich in texture. Allow 24 hours to completely dry; prior to drying, wheel, or track marks, whatever you wish can be pressed into the surface. This is a high quality acrylic product developed to achieve extreme realism. Acrylic product for textures in dioramas and vignettes. Perfect results in thin or thick layers. It can be diluted with water or an acrylic thinner to improve its flow.