Oaksolid laminate floor 1.1900*190*15/4mm 2.Oak top layer,3 layers,AB&CD grade 3.Poplar bottom& ... core,brushed,stained,oiled oak three layers solid engineered laminate flooring YS-1Specification: MaterialOak top ... the moisture content of the room in a proper condition. oak three layers solid engineered laminate flooring YS-1