Built for adjustability and style, the 5. ZERØGRAND Work Chukka is in a class of its own. With back pull tabs that allow for easy on and off and an ultra-soft midsole, these shoes are the perfect balance of traction and flexibility. Chukka crafted in mixed material uppers.  Back pull tab allows for easy on and off. EVA footbed cushions every step.  Lightweight Grand 360 EVA midsole.  ZERØGRAND 5. 0 diamond shaped midsole design for greater flexibilitySoft and flexible welt material with welt cutout promotes additional flexibility. Full length rubber midsole with flex grooves designed to keep your foot moving freely.