I recently explained to my friend that it's okay if he goes ahead and removes the reflectors from the wheels of his Cannondale. I also suggested the large bar-mounted bag needs to go if he truly wants to be aerodynamic, but to the contrary, he explained how he puts an extra pair of socks (and underwear?) in that bag because it gets too sweaty. I hesitantly inquired if he was using lycra cycling socks or conventional cotton gym socks, and I believe his response indicated the lattter....