Avengers RipStop Boonie Hat (Size: Camo - Medium)

"Took this with me to few games, and it's solid. Durable and comfortable, while still keeping you head fairly cool. Goes really well with goggle and face mask and the multi-camo is a nice addition as well.

Just keep in mind that it will only soften those pesky head shots, so don't expect helmet levels of protection from this thing, especially in CQB.