GreenWay Spider and Silverfish Trap contains a banana attractant mixed in with the glue that helps to attract the silverfish. Then, the spiders are attracted to the silverfish stuck in the glue boards to eat.
No, the GreenWay Spider and Silverfish Trap does not have an odor.
The GreenWay Spider and Silverfish Trap is folded into a tent shape with open ends and not a flat glueboard that lays open on surfaces. You can limit the ability to see inside the trap depending on how you place the trap where you are seeing activity.