"(The Fly LegsUp) is really good, Emma said she will never do long haul without hers now, it's the first time she has slept on a flight because she was so comfortable...It has no effect on the seat in front of you, I've just used one from Australia to the UK and back. I can't praise it enough, really! The passenger in front of me had their seat reclined all of the flight and it never made my legs higher. Not once...(During turbulence) all you do is put the blown up cushion under the seat in front, just the same way you would put a bag, then the hammock is so lightweight it just rolls up and you put it in the pocket in front of you. No need to dismantle it"