The use of CorTen steel in public spaces creates a warm, natural look. CorTen steel can be applied outdoors without any treatment, thus avoiding environment-unfriendly zinc or chemical coatings.

Usually the thickness of the Corten steel the flower pots usded is 2mm-3mm. Most common thickness is 2mm. Some design drawings require 5 mm thickness, then the flower pot will very heavy, is not easy to transport, and the cost of production is very large.