... requirment4.Surface: unfinished5.Feature:1. Looks and feels like nature wood,but less timber problems,environment-friendliness,saving forest resources ... cracking and warping;3. Durable,firm because of its high density,high sound absorption;4. No hazardous chemicals,excellent wear resistance ... sets/40Ft, 500 sets/40HQ 9.Pictures all designs high quality interior wpc door for hotel, house,office, shoocl