Description: 【Acrylic Material】Crafted from thickened transparent acrylic material, this Aquarium Breeding Box offers good clarity for observing fish behavior while ensuring long term durability in aquatic environments 【Secure Installation】Featuring an innovative adjustable aquarium breeding box with hook design that provides more reliable attachment than traditional suction cups, fitting glass thickness from 0.8-1.8cm 【Versatile Application】This multi function fish hatchery serves as spawning tank, nursery for fry, isolation space for injured fish, or cultivation area for aquatic plants with equal effectiveness 【Protective Design】The built in partition in this fry breeding container effectively prevents adult fish from eating fry while creating a safe growing environment for young fish development 【Optimal Water Circulation】The strategic ventilation design of this hanging isolation tank maintains consistent water parameters with the main aquarium, ensuring proper oxygenation and flow for healthy growth Size Chart:7.09inchx3.94inchx1.97inch Package Includes: 1 Adjustable Aquarium Breeding Box with Hook Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.