I see there's a thread about Coppertone sunscreen causing boats to sink and
marriages to dissolve, so I thought I post this. These shirts from LL Bean
are excellent:

http://www.llbean.com/webapp/wcs/sto...feat=ssdpa2077

Or:

http://tinyurl.com/9zogv

I've got a couple of the long sleeve version. Worn it in 90 degree heat and
it still feels cool. This product does exactly what they say it does, which
is unusual nowadays.