... proof, heat ,sound insulation,anti theft,anti moth 2.high quality,Luxury,shining 3.anti-bounce, no deform 1) ... Infilling: Honeycomb material (polyurethane or silicic aluminum and anti-fire material are available). 7) Accessories: Hinges, ... center and bottom. B) Soundproof, warmth preserved, anti-pry, anti-drill, moisture-proof. C) Bright & lustrous appearance ... contact us.Thanks! Steel Home Security Door