Artificial pupal chambers for Hercules beetles, etc. Set of 3 (Oasis) I was taught by someone and have arranged it, using my own method of excavation. As shown in the photos. Please refrain from purchasing if you are overly concerned about details. Thickness: 8cm Width: 11cm Length: 23cm Please rinse lightly with water before use. Reusable. No claims or returns accepted. The case can be found at a 100-yen shop, so please prepare it yourself. Price negotiations are possible. Feel free to inquire! Can also make them for Dorcus beetles. Shipping will be via Yamato Transport. Thank you.