The Force GTX Boot is the ultimate footwear for trail riders seeking the best warmth possible while maintaining walking comfort and durability. The custom-developed MichelinA(R) Insole is designed specifically for added traction on icy surfaces, while standard lacing provides support and comfort while walking. With 1000g of 3M(TM) Thinsulate(TM) Insulation, an aerogel OrtholiteA(R) O-Therm(TM) insole, plus waterproof GORE-TEX construction, the Force GTX Boot provides superior warmth for the coldest days on the trail. GORE-TEX GUARANTEED TO KEEP YOU DRY(TM) GORE-TEX protects insulation from water 1000g 3M(TM) Thinsulate(TM) Insulation Leather upper w/ reinforced rubber toe Custom MichelinA(R) rubber outsole for traction & durability Durable lacing Reinforced outsole toe for added durability Soft molded tongue for comfort & lace closure force distribution EVA midsole for walking comfort Removable aerogel insulated OrtholiteA(R) O-Therm(TM) insole Breathable, moisture-wicking plush fleece liner Half-size insert for adjustable fit D-ring for pant leg retention Entry assist heel loop Women&&';;s sizing: size down 2 from men&&';;s