I usually just wear my glasses, but whenever i feel i need some extra protection i will bring a pair of these
http://www.homedepot.com/catalog/pro...57b19c_400.jpg
or these
http://www.homedepot.ca/product/clea...glasses/900929
I probably look goofy as all hell wearing them but who cares.
AHH ^^^ ya beat me to it by 2 minutes haha