There are certainly better products, if you but for the small purse for cheap and easy to install Zugluftstopper examined one is served with this one well. it fulfills its function. The draft remains outside. the stopper drags just a bit above the ground when the door is opened or closed, so that the door is a little cumbersome. I suppose there but happy to accept, although I may quickly and effectively at a low cost of drafts Lord would.