This transparent acrylic isolation box for aquariums offers clear visibility and safe containment for small fish. - Transparent acrylic material: high light transmission allows you to observe the interior easily and monitor your fish without frequent disturbance. - Compact size: 10 cm wide, 10 cm tall, making it ideal for managing small water environments and saving space in your aquarium. - Removable, easy-to-clean design: the box can be detached for straightforward cleaning and maintenance, with a flexible construction that simplifies disassembly. - Scratch-resistant and safe: smooth edges reduce the risk of injury to small fish during movement, including species such as bettas and other tropical fish. Practical use scenarios: - Isolate new arrivals or injured fish to prevent aggression or disease spread while they acclimate. - House fry or small tropical species temporarily for observation, growth, or safe separation from other tank inhabitants. - Use during feeding, transport, or quarantine to minimize disruption to the main aquarium setup.