Merrell Women's Siren 4 Thermo Mid Zip WP - TOBACCO - J037412

A winter-ready boot with a women's-specific fit that combines function and all-day wear-ability.Best for: Winter HikeInsulation:200 grams Primaloft Gold Eco Series synthetic insulation. Solarcore Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin.Waterproofing: Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape.Traction: Vibram Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces.Comfort Features: Heavy-duty, Waterproof, YKK zipper for easy on and off Protective and abrasion resistant rubber toe cap Cleansport NXT treated for natural odor control FloatPro Foam midsole for lightweight comfort that lastsMaterials: Waterproof full grain leather and knit upper 100% recycled laces and webbing 100% recycled fleece lining 100% recycled mesh footbed cover 5% recycled PU removable footbedAdditional Measurements: Stack Height: 28.5-20.5mm Drop: 8mm Lug