Product details
The Merrell W Siren 4 Thermo Mid Zip WP is a highly functional winter boot specifically designed for outdoor adventures in cold and wet conditions. With its waterproof full-grain leather upper and breathable membrane, it ensures that your feet stay dry even in harsh weather. The innovative Vibram IceTrek outsole provides excellent grip on slippery and uneven surfaces, enhancing safety while walking. The 200 grams of PrimaLoft Gold Eco insulation protects against the cold and provides pleasant warmth, while the SOLARCORE Aerogel insole offers additional comfort without sacrificing flexibility. The side YKK zipper allows for easy on and off, making the boot particularly user-friendly. The FloatPro foam midsole ensures long-lasting comfort, making it easy to tackle longer hikes.
- Waterproof full-grain leather for optimal weather protection
- Vibram IceTrek sole for secure grip on slippery surfaces
- 200g PrimaLoft Gold Eco insulation for effective cold protection
- SOLARCORE Aerogel insole for added warmth and flexibility.
Exact colour description | Hazel |
Upper | Leather |
Material | 200g PrimaLLoft® Gold Eco insulation, Cleansport NXT™ equipment against odours, FloatPro foam midsole, Full-grain leather, Inside zip (YKK®), Knit at the end of the shaft, SOLARCORE aerogel insole |
Target group | Women |
Item number | 60264548 |
Manufacturer | Merrell |
Category | Boots |
Manufacturer no. | J038764-375 |
Release date | 17.7.2025 |
External links |
Colour | Brown |
Exact colour description | Hazel |
Upper | Leather |
Material | 200g PrimaLLoft® Gold Eco insulation, Cleansport NXT™ equipment against odours, FloatPro foam midsole, Full-grain leather, Inside zip (YKK®), Knit at the end of the shaft, SOLARCORE aerogel insole |
Sole material | Rubber |
Lining | Polyester |
Target group | Women |
Boot type | Winter boots |
Shoe size (EU) | 37.5 |
Fastener | Lace fastening, Zip |
Shaft height | Mid |
Fabric properties | Heat insulating, Waterproof |
Membrane | Waterproof and breathable membrane |
Style | Outdoor |
Country of origin | Vietnam |
CO₂ emissions | 12.86 kg |
Climate contribution | CHF 0.31 |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Boots» category have a defect within the first 24 months?
Source: Digitec Galaxus- MerrellNot enough data
- 1.Palladium0 %
- 1.Quechua0 %
- 1.Skechers0 %
- 4.Blundstone0.1 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- MerrellNot enough data
- 1.Kamik0 days
- 1.Sorel0 days
- 3.Dr. Martens1 day
- 3.Ugg1 day
Return rate
How often is a product of this brand in the «Boots» category returned?
Source: Digitec Galaxus- MerrellNot enough data
- 1.Playshoes3.7 %
- 2.Cat12.3 %
- 3.Skechers17.3 %
- 4.Quechua17.7 %