I bought these bags instead of our regular paper bags as we are in peak allergy season and they really make a difference. While other bags are fine for the rest of the year, they don't filter allergens as well as this one. The downside to these bags, like our other paper bags, is that in order to "fit" in my Hoover wind tunnel, they have to be folded in a way that reduces the original capacity of the bag somewhat. . As they are more expensive than the regular Envirocare sachets we normally useโฆ