Features:  1)Material: Cold-rolled steel 2) Product size:  A) 1, 970 x 860mm  B) 1, 970 x 960mm  C) 2, 050 x 860mm  D) 2, 050 x 960mm  3) Thickness of door leaf: 50mm/70mm/90mm 4): Steel sheet thickness of door panel: 0.5mm-1.0mm  5) Steel sheet thickness of doorframe: 1.0mm-1.5mm 6)filling: Honeycomb or fireproof material 7)Accessories: Hinges, locks, handles, peephole, doorbell, seal, installing Bolts  8) Diversified designs and colors are available