Perfect for realistic weapons, engine components, Sci-Fi, and mechanical elements. Perfect acrylic color for some steel and most darker silver grey surfaces. Realistically replicate the bright appearance of Gun Metal on any subject. Acrylic Metal Colors are formulated for maximum performance with both brush and airbrush. 17ml jar. Water soluble, odorless, and non-toxic. Each jar includes a stainless steel agitator to facilitate mixing, shake well before each use. We recommend A.MIG-2000 Acrylic Thinner for proper thinning. Dries completely within 24 hours.