Features:

This product is made of high quality acrylic, without any barrier, allowing you to observe.
Unique floating and transparent acrylic cover designed to prevent the fish out of the isolation room to protect the newborn fish.
With sucker, anywhere convenient fixed in the tank.
It is a Hatchery for viviparous fish, such as bettas, guppies, medaka, ect.
It can Prevent attack from adult fish, improve the survival rate of juvenile fish.

Specifications:

Color: Transparent
Material: Acrylic
Size:
Small:13*7*7cm
Big:21*9*9.5cm

Note:

It is manual measurement, there may be 2-3mm error. And item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.hope understanding.