Product review (5 stars): That plus a couple pieces of regular tape and it's been fine. Funnels the air out from under my couch ...
Yes, it's flimsy plastic but it does what it's supposed to. It's meant to go under furniture so the furniture holds it down. That plus a couple pieces of regular tape and it's been fine. Funnels the air out from under my couch perfectly, made a huge difference in the temp of the room.