The betta exercise mirror is an essential accessory for any betta fish tank. It provides a stimulating environment for your betta fish, encouraging them to flare and exercise. Simply place the mirror in the tank, and watch as your betta interacts with its reflection. This activity helps reduce boredom and promotes a healthier, more active lifestyle for your fish. Features -Color:Transparent -Material:Acrylic -Size:4.00X4.00X0.50cm/1.57X1.57X0.20in -Fish entertainment: the betta fish mirror keeps your pet fish entertained and active, promoting a healthier and more engaging environment -Decorative appeal: enhance the look of your fish tank and your room with this stylish and functional betta mirror - and easy to clean: made from Acrylic material, the mirror is easy to clean, ensuring space for your fish -Interactive design: the dualsided mirror design allows your fish to see their reflection, encouraging and curiosity -Quick installation: the floating ball design makes it easy to install the betta mirror on the fish tank, providing convenience and stability Package list: 3 mirror