The Point Four Plastic Micro Bubble Diffuser (PMBD075) is a new product designed for fish tanks and aquariums. Made by the trusted brand Point Four, this micro bubble diffuser creates fine bubbles to evenly distribute oxygen throughout the water. It is a reliable and efficient way to aerate the water in your aquarium, providing a healthy environment for your fish. With its new design, this product is sure to improve the overall health and well-being of your aquatic pets.