Large and In Charge! Perfect for any bulk application, AstraPouch’s 55 Gallon Drum Liners are durable and convenient for transport and storage. The quadruple barrier liner makes them ideal for holding wine, juice, coffee, or any other liquid that needs excellent protection against oxygen. Note: The Astrobag 55 Gallon Drum Liner with 2″ Screw Cap is intended to be fitted to a 55 gallon drum before filling. It is not intended to function as a load-bearing component within the package that contains it.