This brown acrylic paint color with matt finish is perfect for the painting old and dark rust surfaces. Use alone or mix with other colors to create a full range of authentic rust tones. Acrylic – Effects color formulated for maximum brush & airbrush performance – 17ml. Water soluble, odorless, and non-toxic. Shake thoroughly before each use. We recommend MIG-2000 Acrylic Thinner for thinning. Dries completely in 24 hours.