About this item: - [Spacious & Portable] Pops open to 24 x 16 x 16 inches, providing ample room for caterpillars and butterflies. Foldable design for easy storage and reuse. - [Stable & Clear Viewing] Square frame stays firm. 5 breathable mesh panels plus a transparent window let you observe the full life cycle of monarchs and other butterflies. - [Easy Access] Large side zipper door allows convenient feeding and release without disturbing chrysalises. Enjoy butterflies landing on your hand before they fly away. - [Breathable & Healthy] Fine mesh ensures proper airflow, creating a safe and comfortable habitat for healthy growth. - [Versatile Use] Perfect for family activities, classroom teaching, or backyard exploration. Available in multiple sizes to suit different needs.