... for stone stairs to keep them in good condition. The staircase isn’t affected by high humidity or temperature fluctuations. ... staircases. You needn’t seal, varnish or paint a metal staircase to maintain its fine appearance. Color: Black, Beige, White, ... -160x2cm, 105-160x3cm,or according to your request.Package: fumigated wooden crates..Edge:eased polished, full bullnose, half bullnose, semicircular, ...