High quality plastic products, odorless, sturdy and durable. New type single or double layer gives you to choose, easy to install, and convenient to use. Internally a dedicated area for bait has been set up, and a removable water filling cover has been designed at the top lid making you easy to kill the roach and clean the bait trap box. Tip: It is best to place the cockroach box against the wall or next to the refrigerator; Erbium material is placed in the middle position of the bottom layer of the trap, and there are a few grooves in the four middle layers. Attention: This product just include cockroach trap, not send baits, but putting some fresh food in it also has the same effection. If the effectiveness of the catcher is not significant, the reasons may be as follows: ·The placement is not reasonable, you can try placing the catcher in another place in the future. ·Improper handling, be careful not to rush to deal with cockroaches after catching them, because if cockroaches appear in the same place, it may already be a high-risk area for cockroaches. ·If ants appear in the placement area, do not place the trap here, as ants will consume all the bait, which will prevent the trap from attracting cockroaches to fall into the trap. ·If the erbium material loses its fragrance or becomes damp, it will affect the effectiveness of attracting cockroaches. ·It is also possible that there are fewer cockroaches in your home, or it is possible that there is not a single cockroach in your house, so it is normal to not catch any cockroaches, so there is no need to be nervous. Specifications: