MERRELLSiren 4 Thermo Mid Zip Waterproof WMNS "Tobacco" J037412

Conquer the cold in style with the Merrell Siren 4 Thermo Mid Zip Waterproof in a rich "Tobacco" colorway. Engineered specifically for a women's-specific fit, this winter hiking boot blends premium full-grain leather with rugged functionality. Loaded with 200 grams of Primaloft Gold Eco insulation and a NASA-inspired Solarcore Aerogel insole, it delivers unmatched warmth without the bulk. A heavy-duty waterproof YKK zipper ensures effortless entry, while the Vibram Icetrek outsole guarantees steady traction across icy trails.