The Merrell Women's Siren 4 Thermo Mid Zip Waterproof boot is the perfect combination of form and function for even the toughest winter days. Its women's-specific fit delivers all-day wearability and comfort, while its waterproof construction keeps your feet warm and dry. Live life fearlessly with the Siren 4!

Features:

200 grams Primaloft® Gold Eco Series synthetic insulation
Solarcore® Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin
Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape
Vibram® Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces
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 lasts
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

Merrell Women's Siren 4 Thermo Mid Zip Waterproof

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