Our Overpack Drums and Lab Pack Spill Kits are are constructed of chemical resistant, high density, polyethylene. They are lightweight, nestable, and include UV inhibitors, making them ideal for outdoor use . Screw lids allow easy access to the spill kit contents. In addition to a durable storage cantainer for absorbents and safety equipment for spill response, the D.O.T. approved overpack drums can be used to transport saturated absorbents and leaking drums. The 95 gallon overpack drum will hold drums sizes up to 55 gallons. The 65 gallon overpack drums will hold drums sizes up to 30 gallons.