Dark brown background, a combination of dark gray, old copper, and rusty iron color, is an industrial or river washout look. Porcelain slab are available for indoor and outdoor as BBQ countertop, bathrooms, kitchen countertop, flooring, fireplaces, shower wall slabs, steam saunas and more. Heat Resistant, Stain Resistant, Scratch Proof, Easy To Clean, Frost Resistant, Hygienic. Treated With EXCELLENCE.