Boot Sizing: Looking at the size drop down box, size M7/W8 through M14/W15 run true to size for mens and womens street shoe sizes. So if your a mens street shoe size 10 then you would order a size M10/W11. If your a womens street shoe size 10 then you would order a size M9/W10. Boots sized J12 to 7 fit true to size for women and fit one size small for men. So if your a mens street shoe size 6 then you would order a size 7. If your a womens street shoe size 6 then you would order a size 6.