Large Size: 8.3 cm: Our high-pressure shower head has a 98 mm diameter panel, which is uniform and wide enough to cover your entire body. High-Pressure Shower Head: Air enters the shower head through the panel's outlet hole and mixes with the water. The air is then forced inside the shower head to create a kinetic energy mixture with the water, thus increasing the pressure. The high-pressure shower head will provide you with a smooth shower experience. Silicone Spout – Anti-Clogging: The shower spout is enhanced with highly flexible liquid silicone, which is more flexible and less prone to clogging than other universal shower heads for a longer lifespan. Simply press lightly on the water outlet to remove limescale, effectively preventing the universal shower head from becoming clogged and making it easy to clean. 【High-Quality Materials – Durable】 The shower head's surface is treated with 10-layer plating technology, making it more durable and colorfast; the shower head is made of