For comfort, they've got adjustable headrests and "more knee room" than other seats.
What's also cool is the touchscreen feature on the back of every seat. There are music, games, and movie features, plus you can chat with people in other seats or go into a chatroom for the WHOLE PLANE. "OMG LOLZ WE GONS DIE!!!!~!!111oneone11"
let VA Fly [Thanks Charles!]