I use this one in XL. Sits a bit lower on the sides of your head than most helmets I've tried. A little lower on the forehead also. I like a visor, but if you don't takes about 1 second to remove it. About 10 seconds to return it to helmet. Some colors are on sale for $69 versus normal $99.
http://www.trekbikes.com/us/en_US/eq...rCode=bluedark