- Waterproof membrane seals out water and lets moisture escape
- Waterproof full grain leather and wool upper with a bungee lace with toggle for secure fit
- Bellows tongue keeps out debris and protective shell keeps feet dry
- 200 grams Primaloft Gold Eco Series synthetic insulation
- Vibram Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces
With 25 years of Merrell's women's-specific fit, the Siren 4 Thermo is uniquely engineered to cradle the distinct contours of female feet, providing comfort, support, and stability even on the longest hikes with added insulation for warmth and protection.
- Item Weight : 4.41 Pounds
- Department : womens
- Date First Available : November 5, 2021
- Manufacturer : Merrell
