SKU: AV69031 | Brand: Vallejo | Product: Vallejo Mecha Colour Grey Sand 17ml Acrylic Airbrush Paint Vallejo's Mecha Colour Grey Sand delivers satin-finish acrylic performance suited for model surfaces requiring durability against rough handling and impact damage. This formulation adheres strongly to difficult substrates while resisting scratching, friction, and mechanical wear. The dried finish mimics original plastic appearance without obscuring fine details. The product line includes primers, proprietary varnish formulations, and specialized colors for simulating aging and weathering. Build coverage with successive coats over primed surfaces; full cure develops within several hours, forming a strong protective layer. Suitable for airbrush application at 15–20 PSI (0.5–1 kg), with optional thinning using Vallejo Airbrush Thinner or Flow Improver. Manual brush application is also supported. 17ml bottle.