Snyder 80 Gal Cubetainer Oil Stackers are constructed from Virgin High Density FDA compliant Polyethylene Resin Standard Footprint with all sizes making them stackable in any combination. No conversion brackets needed which add cost. Convenient center Fill. Translucent tank and molded in level markers allow for visual level inspection without the need for external site gauges. Uniform Stacking Combinations for level shelving. Tanks can be stacked in a variety of size combinations to accommo- date different volume requirements within the exact same space.