The Halseigh Thermoball Lace Waterproof Boot in TNF Black/Asphalt Grey from The North Face. The Women’s Halseigh ThermoBall™ Lace Waterproof Boots provide the comfort and warmth of ThermoBall™ Eco insulation in a luxurious leather silhouette for winter commutes.Upper: Supple, luxe and waterproof full-grain leather upperAt The North Face®, we purchase 100% of our leather from Leather Working Group–certified tanneriesWaterproof, seam-sealed and gusseted constructionThermoBall™ Eco 100% recycled polyester insulation helps keep feet warm even when