High Quality & Durable Garden Hose: Made of heavy-duty 304 stainless steel and multi-layer flexible inner tube, which is more sturdy and dense. Good material properties enable our water pipes to have 550PSI water pressure, can be used effectively in most extreme weather conditions such as high temperature and freezing, not easy to break, can withstand pet bites, cactus punctures, dragging over wall edges and floors, and will not rust, crack, leak, tear or corrode