The Quarks shoes are the best shoe I have ever found to wear on concrete floors day in and day out. I have arthiritis in my left foot and when I wear these each day, my feel are not even hurting at the end of the day. I no longer work, but I still wear my Quarks all the time.
I felt this product's fit was
Fits true to si
I felt this product's width was
Fits true to wi