INCLUDES: 12 inches 304# Stainless Steel Rain Shower Head and 16 Inches Solid Metal Square Shower Arm，Tefon Tape. The installation very simple to complete in 10 minutes without necessary to call a plumber. | ENJOY A POWERFUL RAIN SHOWER: The rain shower head, manufactured by laser welding technology, is strong and will not burst. Slim design, enjoy higher pressure and water flow. A water flow of 2.5 gallons per minute | RUST RESISTANT FEATURES & SELF-CLEANING: The shower heads are manufactured from 304# stainless steel with rust prevention. The interface of the shower head is made of brass, corrosion-resistant and will not leak. The soft and self-cleaning silicon nozzles are easy clean and prevent hard water | EXTRA-LARGE RAINFALL SHOWER HEAD: Extra-large (12 Inches) with 144 high pressure silicon nozzles and 360 degrees rotation stainless steel shower head, surface Chrome Finished, stylish and beautiful. Let you and your family enjoy amazing bathing every day | SQUARE SHOWER ARM: Standard U.S 1/2 NPT Tapered Threads. HarJue 16-inch shower arm providing large wall distance for a relaxing shower. Square shower head with square shower arm is more luxurious