The Hugo Aquarium Fine Fish Net White 4in is a lightweight and versatile tool designed for the delicate task of safely catching and transferring fish within an aquarium. Its fine mesh is gentle on fish, preventing injury and stress, while its 4-inch size makes it ideal for use with small to medium-sized fish. The white colour of the net makes it easier for hobbyists to see and maneuver the net underwater, ensuring precise and secure handling of aquatic life.