HDF Laminate Flooring 1.Density: 880kg/m3 2.Wear-resistance Grade :AC3 3.Function:waterproof 4.ISO9001,ISO14001 1. SizeAvailable :1206x297x12. ... Surface,V-groove Surface,U-groove, Etc.3.Wear-resistant Grade:AC1,AC2,AC3,AC44.Core Board:White/Brown and Green ... to cigarette burns,resistant to scratches,even pets paws Waterproof Grade AC3 HDF Laminate Flooring