The Leader is a lace up dress shoe with a padded heel cup & tongue for ultimate comfort. The Chief has padded technical lining in the front for comfort and moisture absorption. Naot's removable, anatomic cork & latex footbed is wrapped in pampering suede and shape's to the foot with wear. The Executive Collection features a 1.75" TPR sole with a metal shank. This collection uses a hand-sewn strobel construction making it strong and extremely flexible