This pillow is ideal for this because behind the neck is a thinner bridge, and the two sides Squirrel head well supported (to tilt without the neighbors).
The material is just a bit better than bare plastic in terms of sweating. I have another Samsonite Travel Pillow, which has a washable fabric cover. This is not particularly well suited for the thick ridge behind the plane.
Although it is a bag there, but once taken out from this you get the pillow never so small pure without risking damage.
TIP: invert the croissants to avoid sweating on the side of the chin and neck two sweatbands toweling or two (fresh) terry socks! (Try appropriate diameter), or something suitable sewing, which can then also pressing the seams in the neck region and prevent the ears ...
TIP: These sweatbands can be the pillow then curl up and fix, without the inconvenience of hernehmen bag.
TIP: Read the sticker that you want to be woken up to eat (there are, for example, with Emirates for headphone bags), it stick right to the top of croissants! (I paid but do not miss the flight and let me food ...)