... vent,so good ventilation,water-proof,Anti-Crush this bathroom glass door made of the wooden ,have some bleeder vent,so good ... ventilation,water-proof,Anti-Crush 1) Door leaf : Solid fir skeleton inside, HDF boards for both ... veneers, solid fir skeleton ,filed with honeycomb paperboard6) Material of door frame: HDF board7)Surface:melamine8) Accessories: hinges, locks, handles, ...