... ,brushed,stained,oiled oak three layers solid engineered laminate flooring YS-1Specification: MaterialOak top layer,under laminate baseSize1900*190*15/4mm ... *158*14/3mmGrade AB, ABC ,CD,DD,ABCDMoisture content 8%-12% Top layer veener thickness 3mm or 4mm Core PopularColornatural color ... a proper condition. oak three layers solid engineered laminate flooring YS-1