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Shut off valve - either for a single hose or to attach two hoses. The yellow rings is the gasket. Gaskets can be any color. |
My favorite one is made of brass and I get it at Home Depot. It does cost around $6 dollars but it lasts for a long time.
One thing to check on any water wand or shut off valve that you buy is how hard the little on/off lever works. If it sticks or won't turn or is really hard to turn, chances are, it will keep doing that or get worse after you buy it. I always test mine before I buy them.
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One reason the nozzle things don't come off the hoses very well at the garden is they are frequently missing gaskets. Put a gasket in and voila...they come off easily again.
You can also put shut off valves on the water faucet/spigot at home and then you can run two hoses at the same time. Or leave the hose on and still fill a bucket or whatever you want to do.