Feather Kanwa has a faint scent. Although it has some rose oil and peppermint in it you will hardly notice it. As the description notes it is intended for people who do not care for a heavily scented after shave. I think it's great stuff.
http://www.classicshaving.com/catalog/item/522960/1020582.htm
http://www.classicshaving.com/catalog/item/522960/1020582.htm