We all know the old addage "cotton kills." Among outdoor folk, cotton apparrel is known for its tendency to soak up sweat, take forever to dry, and hang on you like a lead sheet. If you plan on sweating, cotton just isn't the ideal fabric to wear. Looks like that's all going to change with Polarmax's TransDRY tech shirts. It's touted as having all the softness and comfort that comes along with cotton, but none...