1、Two Connectors: Equipped with both male and female connectors, the male connector can be used for winterizing RVs, campers, boats, and travel trailers., the female connector, protects garden hoses and outdoor faucets from freezing. 2、Solid Material: Made with solid lead free brass, the hose is composed of flexible, reinforced synthetic rubber that's waterproof and corrosion resistant, offers extra strength and durability. 3、RV Winterize Kit: Comes with a shut off valve and 3/4in male and female garden hose connectors, suitable for winterizing your garden water pipe and lawn sprinkler system, could significantly reduces the use of antifreeze. 4、Protection: The winterizing kit can help avoid expensive damages caused by frozen pipes, offers a safer, healthier, and more eco friendly solution, and with its long lifespan, it's a worthy addition to your maintenance tools. 5、Easy to Use: With 1/4in industrial air quick connect plug allows easy attachment to an air compressor to blow out any excess water in lawn sprinkler system, faucet, pipe, and RV water supply system, thus preventing damage from freezing.