【Ant Plaster Breeding Case】x2 990 x 2 - 100 = 1880 As a repeat purchase bonus: Small dish included as a free gift Why not try raising ants, not just for your child's science project, but also as a hobby for adults? Recommended for first-time ant keepers and for expanding your colony! Features: Plaster maintains the humidity crucial for ant keeping. Made of polystyrene, offering high transparency, perfect for observation! By connecting nests, it can accommodate large colonies! Features a hole for easy humidification. Size: Plaster box (feeding area) size External dimensions (mm): 90 x 70 x 23.5H Internal dimensions (mm): 85 x 65 x 19H Outer diameter of tube hole: 8mm Inner diameter of tube hole: 6mm Tube length: Approximately 5cm for connection Approximately 2cm for use in the feeding area (with 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 made, but as they are handmade, there may be burrs, scratches, or dents. Please refrain from purchasing if you are concerned. Due to the tight budget for materials, tools, and shipping, we cannot offer any further discounts. Thank you for your understanding. If you are a repeat customer, please leave a comment, and we will include a small bonus. Please don't expect too much, lol. We hope that as many people as possible will enjoy raising ants.