UTILITY CONTAINER BLUE W/ AUTOSTOP SPOUT 5 GALUnique to Tuff Jug, this spout is internally vented to provide both fast flow and auto shutoff, all in one! The internal venting system removes the need for external jug vents that can break or allow fluids to spill out the side of your container. The Auto Stop Spout will only work with a Tuff Jug. Wide mouth design for easy filling Easy to use ergonomic design Non skid bottom U. L. classified