SOLID BRASS Our shower head swivel adapter is made of premium brass material, all metal, heavy duty and durable. You will find it thick and sturdy when you receive it. It is corrosion-resistant and pressure-resistant, built to last. SWIVEL JOINT This brass shower head adapter has a 30-degree swivel angle. It can add approximately 30 degrees of additional swivel capability to your existing shower head for more suitable angles. Please note that the swivel joint made of solid brass may feel slightly tight before installation. After installation, it can be easily adjusted to different angles to meet your needs. STANDARD It features a universal 1/2 inch IPS female inlet and 1/2 inch IPS male outlet. It can be connected to most shower arms, shower pipes, and shower heads. No flow restrictions. EASY INSTALLATION The shower head swivel adapter comes with Teflon tape and two rubber washers for sealing. Place the rubber washer into the female thread end, apply Teflon tape on the threads, then connect and tighten. Use the additional rubber washer at the male thread end if needed.