classic style good quality 5-years guarantee gel coat capped stone resin basinQUARTZ STONEPURE POLYRESINHIGH GRADE GEL COATSPECIAL WORKMANSHIP5-YEARS GUARANTEEOur factory for shower tray and basin had been in this line for over 10years,The products exported to Germany, England, Norway, France, etc.,we use high grade material for production:GN level Ashland brand gel-coatYabang brand Polyresin ...