what about lowers, hearing protection, shoes, chaps, fleshlights, pens, pencils, lighters, oh here it is...those windshield sunscreens you put up to keep the sun out.
Nasty!
I like HMFIC's suggestion. I like this style of hat; http://www.skdtac.com/SKD-Tactical-Ball-Cap-Embroidery-Ready-p/skd.205.htm or http://www.skdtac.com/SKD-Tactical-Ball-Cap-p/skd.201.htm