Yes the sport has changed and with it the dress code.
Technology has made aero tri suits that protect your body from temperature changes, wind and sun that are as cool, comfortable and light as your skin. In certain global race series zip positions and sleeves are mandatory, but on the whole the one and 2 piece sleeved, moisture wicking, breathable lycra suit is where it's at.
They look stylish and make you feel fast, but which ones justify the price tags and why?