【Ant Plaster Breeding Case】 Why not try raising ants as a hobby, not just for children's science projects? Recommended for first-time ant keepers and for expansion! Features: * The plaster maintains the important humidity for ant breeding. * Made of polystyrene, it has high transparency, perfect for observation! * By connecting nests, it can accommodate large colonies! * With a hole for easy humidification Size: Size of the plaster box (feeding area) 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 when not using the feeding area (with a stopper) If you don't need a hole for water supply, If you need additional connection holes, or If you want an original layout, etc. Please feel free to comment. 【Bulk Purchase Discount】 2 items - ¥100 off 3 items - ¥200 off 4 items - ¥300 off Each item is made carefully, but as it is handmade, there may be burrs, scratches, dents, etc. 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, we will give you a small bonus if you comment. Please don't expect too much lol We hope that as many people as possible will enjoy raising ants.