Features of the Merrell Women's Antora Sneaker Boot Waterproof membrane seals out water and lets moisture escape Waterproof PU coated leather and ripstop textile Upper 100% Recycled laces External rear sling locks in the heel Breathable mesh lining 100g of lightweight, low bulk Insulation keeps you comfortable 50% Recycled EVA foam insole Rock plate for protection Medial post for light pronation relief Lightweight EVA foam Midsole for stability and comfort Vibram icetrek for grip in winter conditions