Oxygenics 45525 Rain 1 Function Shower Head with Adjustable Arm Oxygenic technology boosts water pressure, creating a spray that is significantly more powerful Air induction technology increases oxygen content for a more satisfying shower 7.5 inch face with 54 spray nozzles delivers complete coverage so you're never out in the cold Limited lifetime performance warranty against failure or clogging Installation is easy and can be completed in minutes