Siren 4 Thermo Mid Zip (Waterproof)

Experience unparalleled comfort and performance with the SIREN 4 THERMO MID ZIP Waterproof shoe from Merrell. Crafted with 25 years of expertise in women's-specific fit, this shoe is meticulously designed to embrace the unique contours of female feet, ensuring exceptional comfort, support, and stability, especially during extensive hikes. Engineered with 200 grams of added insulation, featuring cutting-edge SOLARCORE® insulation technology originally developed for NASA, these shoes guarantee warmth and protection in any weather. The newly integrated medial zipper, a direct response to customer feedback, facilitates easy on/off wearability. Merrell's waterproofing on the upper ensures dryness, while the Vibram IceTrek outsole guarantees unwavering traction, maintaining stability even on the most slippery terrains.