Professional Version: Mesh cage for students and families an unforgettable opportunity to watch caterpillars change into chrysalides and then emerge as beautiful Monarch, Painted Lady or Black Swallowtail Butterflies, Polyester Bottom for Easier Clean.Butterfly Habitats is easy collapsible fold-flat style for storage. When unfolded the unit measures: 12 x 14 inches tall. The wings of a new butterfly are not risk of breaking when trying to stir up.Side and Top opening door - never interrupt chrysalises on the cage roof. Large zipper opening for easy feed your butterflies, then release them into the wild. Butterflies will often land on little hands and faces before flying away.Mesh panels for good airflow. Fine mesh enclosure is soft and breathable, so you know your caterpillars will be safe and comfortable for the duration of their stay.