Sturdy construction with tight mesh hole to keep small caterpillar in and tiny ants, wasps, and other predator insects out. Two clear plastic on sides panels Insect cage are easier to observe caterpillars, monarch butterflies, ladybugs and other insects. Two mesh panels for good airflow, fine mesh enclosure is soft and breathable. Your caterpillars will be safe and comfortable for the duration of their stay. Large zippered door makes it easy to insert insects, leaves, water, and food. Polyester bottom for easier clean. A convenient carrying handle on the top. Collapsible design cage is easy to pack and carry for any outdoor adventure. Includes a quick start guide manual to raise butterflies. Please peel off the plastic screen protector on the clear plastic panels before use it.