It seems that the mainstream clothing industry is starting to respond to the needs of bicycle commuters. The idea is to come up with regular-everyday clothes that are suitable for cycling. Such clothing tend to be a little more stretchy and is made of fabrics that help move perspiration away from the body. The best example of this is Levi's new line of jeans and jackets designed specifically for bicycle commuters.
Click here a Press Release about Levi's new line of clothes for cycling.
Click here for an article in the LA Times about clothing options for cyclists.