Merrell Women's Siren 4 Thermo Mid Zip Waterproof Hazel
Engineered for winter's harshest conditions, the Merrell Women's Siren 4 Thermo Mid Zip Waterproof delivers uncompromising performance without sacrificing elegance. The female-specific fit cradles your foot naturally, while 200 grams of Primaloft® Gold Eco Series insulation paired with Solarcore® Aerogel insoles maintains warmth without bulk. Waterproof full-grain leather and a sealed membrane keep moisture out as breathable construction releases perspiration. Vibram® Icetrek outsole technology grips icy terrain with confidence. Premium leather meets refined knit accents—technical excellence meets refined style for winter adventurers who demand both.
Comfort Features:
• Heavy-duty, Waterproof, YKK zipper for easy on and off
• Bellows tongue keeps out debris
• Protective and abrasion resistant rubber toe cap
• Cleansport NXT™ treated for natural odor control
• FloatPro™ Foam midsole for lightweight comfort that lasts
Materials:
• 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 footbed