This is a 2½ gallon natural high density polyethylene (HDPE) plastic tight head container with a 51mm neck finish and a fixed handle. Closed head containers are ideal for industrial applications including storing liquids, paints, adhesives, additives, chemicals and more. This plastic tight head is UN rated for the storage and transportation of hazardous materials. The 51mm natural screw cap features a polyvinyl chloride (PVC) gasket. Made of high density polyethylene (HDPE), this closure can be safely tightened or opened with a tightening wrench.