This is a set of a plaster nest and a feeding area. This product has a tube on the left side, but there are also three other types of products: with tubes on both sides, and with a tube on the right side only. Use this product to catch and observe queen ants, as a new home for ants, to expand the nest using the holes on the sides, or for moving the ants. Please also use it for science projects. Nest size: Approximately 15 cm x 10.6 cm x 4 cm Feeding area: Size: Approximately 11cm x 4cm x 8cm or choose either of the two in photos ② and ③, approximately 9cm x 6.2cm x 9cm. Photo ④ is an image. To water, open the back and spray with a mist sprayer. We can change the position of the tube hole on the left side (facing the product), but it will take some time. Each item is made carefully, but please understand that it is handmade. 【Watering Guidelines and Timing】 ◆ Immediately after purchase (first time) ・Spray 5-6 pumps from the back with a mist sprayer ・Ideally, the entire plaster should be slightly damp ・After watering, wait for the humidity to stabilize for about 30 minutes to 1 hour before putting the ants in ◆ Regular watering (during rearing) ・Spring to autumn: once every 3-4 days ・Winter (indoor rearing): once every 5-7 days ・Spray 1-2 pumps with a mist sprayer as a guide ・When the plaster is completely dry, it's a sign to water! ◆ Important points ・Be careful not to over-wet, as this can cause puddles ・Excessive humidity can cause mold and discomfort for the ants Type of supplies: Insect cage/rearing case supplies Type of insects: Others Ants