ALL COMPONENTS ARE METAL AND BRASS:- The shower head and handheld shower head, 3-way diverter, shower head extension arm and shower hose are all made of 304 stainless steel and brass. No rust. The sturdy construction ensures more durability than plastic and provides a longer lifespan. The perfect affordable shower head for any shower or tub! LARGE SQUARE RAIN SHOWER HEAD:- 304# Stainless Steel and 196 self-cleaning silicone nozzles, 12 inch (approx. 30.4 cm) square shower head with excellent water coverage. The soft silicone nozzles prevent lime scale build-up, enjoy maintenance-free, resist clogging, are easy to clean, and resist oxidation and corrosion. It comes with a leak-proof connection and a tough ball joint nut with adjustable angle to suit different showering positions. It will bring you an excellent showering experience. 13 inch (approx. 33.6 cm) Extension Shower Arm:- The shower extension arm is made of cast brass, which has a strong load-bearing capacity and won't rust, and can support a heavy-duty high-pressure shower head. More corrosion resistant than other products (zinc alloy). Supplied with an extra filter and gasket to ensure a reliable leak-proof connection. Brass 3-way diverter:- The diverter converts the rainfall shower head and the handheld water into a convenient. Two shower heads can be used together (water pressure halved). This retractable hand shower head comes with a 78 inch (~192.8 cm) hose, which is nearly 18 inches (~45.2 cm) longer than most competitors. The hose is easy to install and features a tangle-free design. (Note: This diverter does not shut off water). EASY INSTALLATION AND WARRANTY: - Fits all standard 1/2 inch pipe threads and is easy to install in minutes. Everything you need for installation is included in the package Follow the instructions. You can do it right! No need to call a plumber. If you have any questions or are not satisfied with our products, please feel free to contact us! We have a professional bathroom service team that can easily solve any problem for you.