Usually,4size of oil packing bag 15L,20L,22L,25L 20L BIB bag for oil packing15L, 20L, 22L and 25L double layer composite BIB bagSpecifications:1) Models: A15, A20, A22, A252) 15L, 20L, 22L and 25L double layer composite PE use: outside with high temperature cartons after filling package, light weight, hermetic capacity, sufficient carrying capacity, environmental friendly capacity, low cost, one- ...