Merrell Siren 4 Women's Hiking Shoes - Thermo Mid Zip - Waterproof - Pro Comfort & Stability - Available Sizes

Objective: to optimize winter endurance and foot warmth during long hikes. The MERRELL SIREN 4 THERMO MID ZIP WP WOMEN'S BOOT is designed to fit the female foot, offering comfort, support, and stability even on the most demanding terrain.

With 25 years of Merrell's expertise in women's fit, this shoe incorporates an additional 200 grams of insulation and SOLARCORE® Aerogel technology, ensuring superior warmth while remaining extremely lightweight and flexible. The Solarcore® Aerogel insole provides exceptional underfoot warmth and mobility, ideal for technical trails.

• Insulation and warmth : 200g Primaloft® Gold Eco Series to keep you warm even in low temperatures.
• Waterproofing and protection : Waterproof full-grain leather upper with a water-repellent membrane that retains water and wicks away moisture.
• Address and grip : Vibram® Icetrek outsole with traction lug lugs for reliable grip on frozen and wet ground.
• Practical finish : robust and waterproof YKK medial zipper for quick on and off.
• Comfort and durability : Abrasion-resistant rubber toe cap and FloatPro™ midsole for lightweight, durable cushioning.

Integrated technologies and recycled materials ensure durability and comfort, while the mid-cut design offers ankle support and enhanced stability. Endurance and performance remain your priority, regardless of the weather or terrain. Train without compromise and enjoy complete versatility for your sessions, hikes, and varied routes.