The Sorel Winter Carnival (-25F) WP womens winter boots are designed for heavy snow with a waterproof nylon upper and a seam-sealed waterproof construction. They feature a removable, washable 6mm recycled felt inner boot for insulation, a 2.5 mm bonded felt frost plug midsole, and a handcrafted waterproof vulcanized rubber shell with a herringbone outsole. The boots have a 1/2" heel, 1/4" platform, and a 6 1/2" shaft height. Note that laces are not waterproof.