 They're more of a cylinder shape that has glue on it. And so you can hang those, you know, if you want to hang those up by, you know, your windows or in your kitchen or by your back door. Generally, people are getting flies in because people, you know, you are entering and exiting your house, and that is when flies will also come in and out of your house. What attracts them? They don't smell. What attracts the flies to them? To inside your home or? No, to the trap itself. I'm sorry.