... laminate floor 1.1900*190*15/4mm 2.Oak top layer,3 layers,AB&CD grade 3.Poplar bottom&core,brushed ... three layers solid engineered laminate flooring YS-1Specification: MaterialOak top layer,under laminate baseSize1900*190*15/4mm,1830*189*15/4mm ... /3mmGrade AB, ABC ,CD,DD,ABCDMoisture content 8%-12% Top layer veener thickness 3mm or 4mm Core PopularColornatural color,dark color ...