Made from heavy duty, high-density polypropylene, the RPI TG40 1.5 Gallon Multi Purpose Automatic Float water,er is tough enough for all types of animals.its rust proof, durable, cleans quickly and is sun resistant. Ideal for medium to large dogs, sheep, goats, horses or other animal's hydration needs. No training required.Easy to Use - First, mount the Automatic water,ng Bowl to any outdoor wall or fence. Then, simply screw the 2.5 Gallon Automatic Dog water,ng Bowl to the end of your garden hose and turn the water,flow to the hose on. The inner valve will close to stop the flow when the bowl is full and open to restart the flow when the water,level gets low. To dispose of dirty water, twist the drain plug in the bottom and reclose to refill bowl.Sturdy and Convenient - This bowl isMade of durable polypropylene with a steel mounting panel, rated for outdoor use,itill not fade or crack in the sun. Ideal for dogs of all sizes, as well as all medium to large outdoor exotic pets, including horses and other livestock.