Oleanna OHS-17 Chome Finish Overhead Shower with Shower Arm and Wall Flange (Shower) This Oleanna OHS-17 Overhead Shower head has an innovative design and varied features that makes it easier to use. The shower head is made of fine high-end ABS and Brass Arm, which ensures its longevity and extends maximum durability that serves you for long years. It also has numerous perforations, which ensure unhinged flow of water. It is easy to install and requires minimum maintenance. It has round shape single flow system with rub-it cleaning mechanism that helps it in self-cleaning, thus causing less build-up.