I'm sure many of you already do this, but thought this video might be helpful to some of you, particularly if you've ever been annoyed when you have to pull your gear out of your pack to filter water and then re-pack all your stuff.
[video=youtube;yj86e48j48c]https://www.youtube.com/watch?v=yj86e48j48c[/video]
[video=youtube;yj86e48j48c]https://www.youtube.com/watch?v=yj86e48j48c[/video]