STEELHEAD™ is the latest innovation by High Sierra. Built mostly from 316 MARINE GRADE STAINLESS STEEL, the Steelhead™ HAS SUPERIOR RESISTANCE to the CORROSIVE EFFECTS OF SALT from ocean air, WATER SOFTENERS, and HARD WATER. THERE IS NO ELECTROPLATED SURFACE THAT CAN PEEL OR WEAR OFF OVER TIME. This is our best “BUY IT FOR LIFE” shower head and is ideal for HOME, HOSPITALITY, STUDENT and MILITARY HOUSING, and OUTDOORS. With proper care the Steelheads can be expected TO LAST A LIFETIME!