Belleville | Shoes | Belleville 88 St Black Goretex Military 。A Belleville Gore-Tex military boot listed as a 5.5 (typically in men\'s sizing for these models) generally fits 1 to 1.5 sizes larger than your standard shoe size. Here is the conversion breakdown: Men\'s Size: A 5.5 Men\'s Belleville boot is equivalent to approximately a 6.5 or 7 in standard men\'s athletic shoes. Women\'s Conversion: If you are a woman looking to wear this size, a 5.5 Men\'s boot is roughly equivalent to a 7 or 7.5 in women\'s shoes. Fit Tip: Belleville boots are designed to run large to accommodate thicker socks and reduce fatigue.