Eco-friendly overpack uses recycled content. The Ultra-Recycled Overpack Salvage Drum 95 is the highest performing overpack poly drum on the market. Constructed from a low-density polyethylene, it offers excellent chemical resistance against acids, caustics, and corrosives. Its no-tools-required closures make it ideal for emergency response, clean up at contaminated sites, and the collection and transport of soiled sorbents