1.Wrap teflon tape around the shower arm threads, rotate clockwise to connect the fixed shower head to the shower arm. INAVAMZ 2-IN-1 Rainfall Shower Head: Shower head and handle set comes with fixed shower head, 10 settings detachable shower head, rotatable stainless steel shower head hose, teflon tape, extra rubber washers and installation manual Special Dual-Purpose Design: With a simultaneous flow from rainfall shower head and handheld shower head or only one of them flow water, deliver different shower experience. Up to 21 combinations of showering waterfall promise spa-like shower experience. Adjust the pressure mixed water through the black knob beside fixed shower head to meet your needs Upgraded High Pressure Shower Heads: Shower handle adopts electroplating process and reaches the CASS4H level, far away from handle rupture and leakage. 59? shower hose is made of Stainless Steel, the end of hose adopt 360 rotatable design, no worry of shower hose wrap anymore Skin Friendly Showerhead: Our shower head meet cUPC and CEC Certification, delivers reliable and comfortable shower experience to you, your baby and lovely pet Easy Installation: No extra tools need, install in a minute. After installation, place the hand held shower head along the inside of the fixed shower head from top to bottom