The J-Star Medium Fish Tank Isolation Box Acrylic Cage Tank Betta Fish Nest, Aquarium Acclimation Hatchery Incubator for Betta, Guppy, Killifish, Clownfish etc. is a modern and stylish way to keep your fish safe and comfortable. Made of high-quality acrylic, it is durable and easy to clean. The two-level design takes up less space and prevents fish from escaping, while the feeding hole on the top makes it easy to feed your fish.