As children grow up, they strongly hope to get to know the animals and plants around them. As a parent, you definitely want to meet their needs. At this time you need a cage for them to observe nature. Our cages are made of , very durable, easy to install, and for children. They can install it themselves. Features -Color:Black -Material: Net. -Size(30): About 30.00X30.00X30.00cm/11.79X11.79X11.79inch. -Size(40): About 40.00X40.00X60.00cm/15.72X15.72X23.58inch. -The shape of the cage is , not easy to shake or move, and has a certain degree of stability. -The grid design ensures good airflow. It is convenient for children to observe the growth process of butterflies. -The cage adopts a foldable design, which is easy to store and reuse. -The wide zipper side opening allows you to feed the butterflies easily and to release them later. -You can at make your children happier. Package list: 1 x cage