The boxes that carry most containerised freight

20' Standard The closed box most freight travels in See the measurements → 40' Standard The same cross-section, at twice the length See the measurements → 40' High-Cube About thirty centimetres more inside height See the measurements → 45' High-Cube The largest box in ordinary ocean service See the measurements → 20' Open Top A tarpaulin roof that comes off See the measurements → 40' Open Top The same open roof, at forty feet See the measurements → 20' Flatrack An open bed with fixed end walls See the measurements → 40' Flatrack The heaviest payload among the flatracks See the measurements → 20' Flatrack Collapsible The end walls fold down when it is empty See the measurements → 40' Flatrack Collapsible A 40-foot bed whose walls fold flat See the measurements → 20' Platform Nothing but the load bed See the measurements → 40' Platform A bare forty-foot deck See the measurements → 20' Refrigerated Its own cooling plant at one end See the measurements → 40' Refrigerated The reefer that moves most cooled cargo See the measurements → 20' Bulk Hatches in the roof for dry bulk See the measurements → 20' Tank A steel cylinder inside a twenty-foot frame See the measurements → 45' Pallet Wide Wide enough for two europallets side by side See the measurements →