Premium Material: Made of high-quality 304 stainless steel, Nickel content over 8 makes it less prone to rusting. 1.2mm thick solid pipe (most of others in the market is only 0.8mm), provides more durability and reliability.New design: A latest patent technology-- embedded copper rings at both ends of the shower arm to prevent bursting, which ensure that it works well under any water pressure and temperature. You can feel at ease and enjoy your shower.Premier finishing process: With the worlds leading technical equipment, comparable to the car paint process, high-temperature vacuum drawing gold electroplating (not normal electroplating) ensure that the golden ions penetrate into the surface of the product and eliminate the problem of color shedding. An additional protection layer is added to reduce fingerprint and the times of cleaning.Easy to install: Inlet thread NPT 1/2, conforms to North American standard, suitable for most households. The extra-large decorative cover with a width of 70mm (2.76) and a height of 26mm (1.02) is perfect to cover the marks left after construction and make your bathroom more upscale.Comes with the 8m-long plumbing tape. You can use a little bit of plumbing tape on both ends of the shower arm to make sure that it establishes a leak-proof connection with the water supply line and with the showerhead.