【Width 】Wide Width, width is a indication of the space in the ball of the boots. Give your toes more space so they do not feel cramped. For exact measurement please refer to the size chart.
【Safety Rating 】ASTM 2413-11 I/75, C/75 PR,EH
It's recommended to size down half size if you have narrow feet.
Size in men's size, for women's size simply add 1.5. IE Men's US 6 would be equvalent of Women's US 7.5
