Snow boots Merrell Siren 4 Thermo Mid Zip WP are an excellent choice for winter days, combining waterproofing, PrimaLoft® Gold insulation, and Vibram® IceTrek traction. The leather upper and innovative FloatPro™ Foam sole ensure comfort and support in all conditions.
Basic data
Product details
Outsole
Protection
Warnings and producer's data
Men's snow boots Merrell Siren 4 Thermo Mid Zip WP black (J038764)
Men’s Merrell Siren 4 Thermo Mid Zip WP snow boots in hazel are the perfect footwear for men seeking reliable protection during winter adventures. Featuring a high shaft, they provide excellent thermal insulation and protection against harsh weather conditions. Made from high-quality materials, these snow boots utilise Waterproof technology, ensuring full waterproofing to keep feet dry from moisture and snow.
Advanced protection technologies
The men’s Merrell Siren 4 Thermo Mid Zip WP snow boots in hazel use PrimaLoft® Gold technology, which offers exceptional insulating properties even in the most extreme conditions. Additionally, SOLARCORE® technology supports thermal protection by retaining heat inside the boot. This allows users to enjoy thermal comfort even at low temperatures.
Comfort and stability
Thanks to the Vibram® sole, the Merrell Siren 4 Thermo Mid Zip WP snow boots in hazel guarantee excellent grip on slippery surfaces. FloatPro™ Foam technology provides lightness and cushioning, resulting in comfort during prolonged wear. Furthermore, with the NXT® insole, the boots feature antibacterial properties that help maintain freshness inside the footwear.
Environmentally friendly
The men’s Merrell Siren 4 Thermo Mid Zip WP snow boots in hazel are made from recycled materials, highlighting Merrell’s commitment to environmental protection. The laces are 100% recycled, further demonstrating the manufacturer’s eco-friendly approach to footwear design. This is an excellent choice for those who value environmentally conscious products.
Men’s Merrell Siren 4 Thermo Mid Zip WP snow boots – features:
- Waterproof technology ensuring full waterproofing;
- Thermal insulation thanks to PrimaLoft® Gold and SOLARCORE®;
- Vibram® sole providing excellent grip on slippery surfaces;
- FloatPro™ Foam for lightness and cushioning;
- NXT® insole with antibacterial properties;
- High shaft for better protection against snow;
- Made from recycled materials for environmental protection;
- Laces 100% recycled, emphasising the eco-friendly approach;
- Boot weight of 1080 g.
Great
Perfect comfortable shoes. I ordered a size 1/2 size larger and they fit well.
Review this product

Men's snow boots Merrell Siren 4 Thermo Mid Zip WP black
Men's snow boots Merrell Siren 4 Thermo Mid Zip WP black
- We are calculating the delivery time for you More
- Delivery from 3,99 € More
- 30 days to return More
- Original products Check it out









