【Ant Plaster Breeding Case】 Perfect for kids' science projects or as a hobby for adults, why not try raising ants? Recommended for first-time ant keepers and for expanding your setup! Features: * The plaster maintains the humidity crucial for ant breeding. * Made of polystyrene, offering high transparency for excellent observation! * Connectable nests allow for accommodating large colonies! * Features a hole for easy humidification. Size: * Plaster Box Dimensions: * External (mm): 90 x 70 x 23.5H * Internal (mm): 85 x 65 x 19H * Tube Hole: * Outer Diameter: 8mm * Inner Diameter: 6mm * Tube Length: Approximately 5cm (for connection) / Approximately 2cm (for use in the feeding area, with a stopper) If you don't need a water supply hole, or if you need additional connection holes, or if you want an original layout, please feel free to comment. 【Bulk Purchase Discount】 * 2 items: -100 yen * 3 items: -200 yen * 4 items: -300 yen Each item is carefully handmade, so there may be imperfections such as burrs, scratches, or dents. Please refrain from purchasing if you are concerned. Due to the tight margins on materials, tools, and shipping, we are unable to offer further discounts. Thank you for your understanding. Repeat customers will receive a small bonus if they comment. Please don't expect too much, haha! We hope that as many people as possible enjoy raising ants. We also introduce ants on YouTube: https://m.youtube.com/@_ANTSJAPAN-hw6zl