Step rizer, model step,double step Specification: Stone step 2cm and 3cm, double step 3+3cm Finishing: Polished,Flamed,Honed,Bushhammered,Sandblasted,Brushed,etc. Avaliable color: Granite and Marble from China,India,Brazil,Norway,South Afraca,Saudi Arabian, Turkey,etc. Additional: can do templet for customer.Ordinary do 3+3cm thickness double step.The fiber and glue are from Germany.