iron bunk bed double-layer construction site height canopy bed staff dormitory double iron bed student bunk bed

length 2000 * width 0900 * height 1750mm [including 2 bed boards]] length 2000 * width 1000 * height 1750mm [including 2 bed boards]] length 2000 * width 1200 * height 1750mm [including 2 bed boards]]

construction site model [with 2 bed boards]] common style [with 2 bed boards]] thickened [with 2 bed boards]] extra thick [with 2 bed boards]] mattress