levi strauss, Wrangler or Lee jeans. Only those - not the rest.
T shirt (first worn by American soldies in WWII)
Any Nike logo product - and for those from the east coast who may be mis-informed, it is pronounced Nik-eee, not Nik. I went to U of O and took classes from Bill Bowerman.
Any Carhart, Filson, or LL Bean clothing