Men's Rockport Margin Dress Oxfords The Margin is a classic plain toe men's dress casual shoe and is a staple in any closet. Dress this up for the casual office or wear it on the weekend for a more casual look. Either way you will be comfortable all day, thanks to truTECH® sport technology for all day comfort, anti-microbial lining and breathable polyurethane footbeds that help keep feet fresh all-day long. These shoes offer a comfortable alternative for your day.