UN Rated Plastic Square Tight Head Pails are available in an assortment of sizes, colors and dispensing combinations. Tight-head pails are available with UN certification offering a variety of options for your packaging and shipping needs. These tight-head pails are made of a high-density polyethylene resin and are molded in square and round configurations. This container is ideal for the petroleum, food, janitorial, sanitation, chemical and agricultural industries.