Name Description 1. Wear-Resistant Overlay a highly resistant protective overlay 2. Decorative layer a melamine-impregnated decor layer 3. Core Layer High-density fibreboard (HDF), or MDF 4. Balance Layer Ensures the stability of the board, prevent moisture 5. Sound Proof (optional) 2mm noise insulation underla 6 Edge Sealing (optional) is a chemical application to the profiled edges of each floor board to give additional protection against moisture ingress.