
Women's Siren 4 Thermo Mid Zip Waterproof - Brown
These boots are the perfect combination of functionality and comfort for those who need warm, durable footwear for winter activities. Thanks to the 200-gram Primaloft® Gold Eco Series synthetic insulation and Solarcore® Aerogel insole, these boots offer superior warmth while remaining flexible and ultra-thin. The waterproof full-grain leather upper and waterproof membrane keep your feet dry, while the Vibram® Arctic Grip™ All Terrain outsole provides excellent traction and durability, making it ideal for winter hikes. These boots are designed to last all day, even in the harshest of winter conditions.
Features:
• Heavy-duty, Waterproof, YKK zipper for easy on and off
• Protective and abrasion resistant rubber toe cap
• Cleansport NXT™ treated for natural odor control
• FloatPro™ Foam midsole for lightweight comfort that lasts
Materials:
• Waterproof full grain leather and knit upper
• 100% recycled laces and webbing
• 100% recycled fleece lining
• 100% recycled mesh footbed cover
• 5% recycled PU removable footbed
Specifications:
• Stack Height: 28.5-20.5mm
• Drop: 8mm
• Lug: 5mm
• Half pair weight: 1lbs-3.04oz, 540g
Original: $122.56
-65%$122.56
$42.90More Images





Women's Siren 4 Thermo Mid Zip Waterproof - Brown
These boots are the perfect combination of functionality and comfort for those who need warm, durable footwear for winter activities. Thanks to the 200-gram Primaloft® Gold Eco Series synthetic insulation and Solarcore® Aerogel insole, these boots offer superior warmth while remaining flexible and ultra-thin. The waterproof full-grain leather upper and waterproof membrane keep your feet dry, while the Vibram® Arctic Grip™ All Terrain outsole provides excellent traction and durability, making it ideal for winter hikes. These boots are designed to last all day, even in the harshest of winter conditions.
Features:
• Heavy-duty, Waterproof, YKK zipper for easy on and off
• Protective and abrasion resistant rubber toe cap
• Cleansport NXT™ treated for natural odor control
• FloatPro™ Foam midsole for lightweight comfort that lasts
Materials:
• Waterproof full grain leather and knit upper
• 100% recycled laces and webbing
• 100% recycled fleece lining
• 100% recycled mesh footbed cover
• 5% recycled PU removable footbed
Specifications:
• Stack Height: 28.5-20.5mm
• Drop: 8mm
• Lug: 5mm
• Half pair weight: 1lbs-3.04oz, 540g
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
These boots are the perfect combination of functionality and comfort for those who need warm, durable footwear for winter activities. Thanks to the 200-gram Primaloft® Gold Eco Series synthetic insulation and Solarcore® Aerogel insole, these boots offer superior warmth while remaining flexible and ultra-thin. The waterproof full-grain leather upper and waterproof membrane keep your feet dry, while the Vibram® Arctic Grip™ All Terrain outsole provides excellent traction and durability, making it ideal for winter hikes. These boots are designed to last all day, even in the harshest of winter conditions.
Features:
• Heavy-duty, Waterproof, YKK zipper for easy on and off
• Protective and abrasion resistant rubber toe cap
• Cleansport NXT™ treated for natural odor control
• FloatPro™ Foam midsole for lightweight comfort that lasts
Materials:
• Waterproof full grain leather and knit upper
• 100% recycled laces and webbing
• 100% recycled fleece lining
• 100% recycled mesh footbed cover
• 5% recycled PU removable footbed
Specifications:
• Stack Height: 28.5-20.5mm
• Drop: 8mm
• Lug: 5mm
• Half pair weight: 1lbs-3.04oz, 540g



















