Siren 4 Thermo Mid Zip Waterproof
Women's

Lowest Price in 30 days
MSRP: $180.0040% OFF
Color:Tobacco
Select A Color
Women's Sizes:
Width Options:
FREE upgraded shipping & returns with
Amazon Prime

  • Get ready for rugged trails and cold weather adventures wearing the Merrel® Siren 4 Thermo Mid Zip Waterproof boot.
  • 100% recycled fleece lining.
  • 100% recycled laces and webbing.
  • 100% recycled mesh footbed cover.
  • 100% recycled removable PU footbed.
  • 200 grams of Primaloft® Gold Eco Series synthetic insulation.
  • Bellows tongue keeps out debris.
  • Cleansport NXT™ treated for natural odor control.
  • FloatPro™ Foam midsole for lightweight comfort that lasts.
  • Protective and abrasion-resistant rubber heel and toe cap.
  • SOLARCORE® Aerogel insole provides superior warmth.
  • Vibram® Icetrek outsole provides improved grip on cold, icy, or snowy surfaces.
  • Vibram® traction lugs increase traction and shed debris with each step.
  • Waterproof full grain leather and knit upper.
  • Imported.
  • SKU 9945989
View Zappos.com Glossary of Terms
Find something wrong in this description? Help us fix it! 
Was this page helpful?

Fit Survey:

100% Half size too small
100% Felt true to width
100% Excellent arch support

Join Our List, Get 10% Off

Sign up for Zappos emails—new subscribers get 10% off a future order!* Plus, get early access to sales, coupons, and more. (One code per email address.)