Laminate flooring Thickness 7mm 8mm 12mm Grade AC1 AC2 AC3 AC4 Overlayer: AL2O3 overlayer which meets EN13329 standard. Surface big embossed, middle embossed, little embossed, crystal surface, feather surface, silk surface and so on. Colors cherry, beech, maple, oak, walnut and so on. Core White HDF Brown HDF Green HDF the density of which is more than 900Kg/m3 Certificates ISO9001, ISO14001 and others , such as Free From Inspection,Certificate from Both China and Germany. Click system double click ,arc click or V-groove Unilin click and Valinge cl