Finntrail Thermo-S Black Thermal Underwear
A cold-weather thermal base-layer set that helps regulate body temperature and move moisture away from the skin during active outdoor use.
Key features
- Moisture-wicking micro-polyester blend
- Ergonomic stretch construction for unrestricted movement
- Flat seams reduce rubbing and improve next-to-skin comfort
- Designed for use beneath fishing and waterproof outerwear
- Manufacturer temperature guidance: -25°C to +10°C
Finntrail article: 6304
Colour: Black
2-Year Warranty & 30-Day Free Returns
Finntrail products are covered by a two-year manufacturer’s warranty against defects in materials or workmanship. If a qualifying manufacturing defect is confirmed within 30 days of the original purchase date, the product will be replaced at no cost.
We also offer 30-day free returns on all Finntrail products. If your item isn’t right for you — including if your waders, footwear or clothing doesn’t fit as expected — you can return it to us free of charge within 30 days of receiving your order, provided it is unused and returned in its original condition with tags and packaging.