Lightweight, waterproof and insulated, the Women’s Sierra Mid Lace Boots combine full-grain leather with an engineered rib knit for aesthetics and comfort. Faux-fur top collars are the finishing touch on this cold-weather classic. Our waterproof footwear incorporates a variety of advanced waterproofing materials, treatments, and processes. To help keep feet dry, we use internal waterproof membranes and/or adhesive and seam-seal constructions. Women's Women's Winter Boots. Waterproof.. Lightweight. [North Face, Northface, thenorthface, the northface, TNF, tnf]