It is a three layer composite, super strong liquid pouch it is can be used for oil and other edibles the bottom stands in a self-supporting manner.  it has Rotating nozzle design for long storage time and good sealing. it has portable handle design that cares for your hands. it is non-toxic, harmless, no smell, health and safety safe and secure this is a three layer composite, super strong liquid pouch it is can be used for oil and other edibles the bottom stands in a self-supporting manner.  it has Rotating nozzle design for long storage time and good sealing. it has portable handle design that cares for your hands. it is non-toxic, harmless, no smell, health and safety safe and secure this is a three layer composite, super strong liquid pouch it is can be used for oil and other edibles the bottom stands in a self-supporting manner.  it has Rotating nozzle design for long storage time and good sealing. it has portable handle design that cares for your hands. it is non-toxic, harmless, no smell, health and safety safe and secure