... 4.Strict QC, 100% satisfaction. 1.Product infomation:Name Granite Stair, step,riserStone FormAlso can be countertop, vanity top, tile ... rangeWide color range for your selection, nearly all the popular granite from the whole world, include yellow, red, white, black, green, ... can with anti-slip grooves/ lines.We can produce varioud granite steps, stairs, treads and risers for home, commercial decoration ...