I just bought my second pair of Keen Presidio shoes.  I usually wear a size 9 due to wide feet, so my first pair were a size 9.  My new pair are size 8.5, and they fit perfectly!  These shoes are so comfortable, it is as if they are custom made for my feet.  They have really good arch support!  The tread is also amazing in winter weather; I rarely had a problem on snow or ice.  They are also easily cleaned.  My only problem is that the seam at the top of the back of the shoe is very stiff, and I blister easily.  Both of my Presidios have&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/Foot-Petals-Heavenly-Heelz-Back-of-heel-Cushions-Black-1-Pair/dp/B003DZFTRI/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Foot Petals Heavenly Heelz - Back-of-heel Cushions -- Black -- 1 Pair</a>&nbsp;to provide padding on that spot.  If not for that one issue, these shoes would be absolutely perfect!