This is a UNISEX style. All sizing is listed in WOMEN'S SIZES. If you would like to purchase a Men's size please order 1 size larger and order wide. This style is available in whole sizes only and tends to run large. If you normally order a 1/2 size it is recommended that you order the next full size down. For example, if you normally purchase a size 6 1/2 we recommend purchasing a size 6.