The indie air pack is a collection of games from independent video game developers all with the common setting of air. Items included in this pack are:
Altitude - £6.99 if purchased on it's own
DogFighter - £6.99 if purchased on it's own
Flotilla - £6.99 if purchased on it's own
Gratuitous Space Battles - £17.99 if purchased on it's own
Plain Sight - £7.99 if purchased on it's own
This is a pretty good deal, for some great independent games.
Edit: Direct link isn't working and it won't let me edit it, so go to the store page and scroll down to see it: http://store.steampowered.com/
Edit: Edit: The link seems to work now...