Aquarium Hatching Incubators Large Space Double Layer Transparent Plastic Fish Tank Breeding Isolation Box Aquarium Supplies. Description: With transparent fish breeding tank, you can not only observe the living conditions of the fish at anytime and anywhere, but also allow you to watch cute and active fighting fish when you are tired, bringing a better viewing. There are double layers, large space and isolation design, so the fish breeding tank ensure that female fish are protected from attack during spawning, reproduction and hatching, let the hatched newborn fish grow healthily. The oxygen pump can be connected to increase the oxygen content, avoid the dystocia of female fish due to lack of oxygen, and reduce the mortality of juvenile fish. Made of premium plastic material, the pet breeding box is eco-friendly and fall resistant. There are two different sizes for you to choose: S, L Suitable for guppy, goldfish, parrot fish, tiger skin fish and other fish, and used for home, office, aquarium, etc. Item Name: Fish Tank Material: Plastic Features: Transparent, Easy Cleaning, Eco-friendly Size Details: S: 12.5cm x 7cm x 7cm/4.92" x 2.76" x 2.76" (Approx.) L: 22cm x 9.5cm x 9.5cm/8.66" x 3.74" x 3.74" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Fish Tank