 from the outside in. So I always kind of talk about it's like putting Gore-Tex on your concrete surfaces and it minimizes cleaning. I mean, it's still gonna have to be clean, don't get me wrong, but it will certainly help. And if you live in an area where you get a lot of snow and ice and rock salt from the streets gets splashed up or your car drags it onto the driveway, it adds protection there also.