The Radical 452 5.5"H plain toe boot is as light as it is tough. Internal and external support structures feature TERRA FORCE technology, which provides exceptional support and stability without the traditional weight. Durable nubuck leather upper with a Gore-Tex 100% waterproof/breathable liner to keep water out. Supportive midsole and sturdy footplate provide comfort. TPU shank. Men's Medium (D) or Wide (EE) width in whole and half sizes 9-13 (no half sizes 12-13).