1.Large Breeding Box: This spacious breeding box is expertly designed with dimensions of 17.5 x 16 x 8.5 cm to shield fry. It significantly increases the survival rate of fish by preventing predation. 2.Effortless Observation: Monitor the fish breeding journey seamlessly, as this acrylic breeding box is securely attached to the tank wall with suction cups, ensuring clear visibility and unobstructed interaction with the fish. Installation and removal are easy without tools. 3.Versatile Fish Breeding: The innovative double layer design of our breeding box creates two additional compartments to isolate aggressive fish. Along with a bottom incubator and two removable dividers, this multifunctional design simplifies fish breeding by forming three separate spaces with minimal footprint. 4.Diverse Applications: Protect fry and enhance their survival chances with our breeding box. The floating cover prevents attacks from adult fish, and a multipurpose design ensures fry cannot escape their isolation space.