Material: plastic Color: as the picture shown Size: 7.9 x 3.54 x 3.34 / 20x 9x 8.5cm Package included: 1x Aquarium nursery Characteristic: 1. Aqua-nursery is a simple and safe method to save baby fish. The beauty of the aqua nursery is that it is a Fully automatic system 2. Once it is in place, there is nothing more to do until the fish are born and settle in their. Nursery section. While providing this service, the aqua-crche also creates constant circulation both in the maternity and crche sections. 3. This eliminates the stagnant water problems that exist in most other breeding traps and maintains the mother. And live babies. The aqua-crib will do its job quietly and with confidence without any effort on your part. 4. The worlds first operating hatchery is fully automatic. She attracts the new-bron fry through the tube from the maternity section into the nursery section, keeping them separate, alive, and healthy. Opinion: 1, Please allow 1-3cm error due to manual measurement. Please make sure you do not mind before you bid. 2, the color may be different according to the difference display, please understand.