Siren 4 Thermo Mid Wp - Oak
Ā£160.00 Ā£85.00
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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.

  • Waterproof membrane seals out water and lets moisture escape

  • Waterproof full grain leather and wool upper

  • Bungee lace with toggle closure for a secure fit

  • 60% recycled laces

  • Bellows tongue keeps out debris

  • Protective and abrasion resistant rubber heel and toe cap

  • 100% recycled fleece lining

  • 200 grams PrimaloftĀ® Gold Eco Series synthetic insulation

  • Rock plate for protection

  • FloatProā„¢ Foam midsole for lightweight comfort that lasts

  • VibramĀ® Icetrek outsole designed to provide the improved grip on very cold, icy, or snowy surfaces

Mesh and TPU upper

Foam and rubber soles