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Meet the Beneunder Fast-Dry Thermal Base Layer — designed to combat damp cold while keeping you warm and dry. Built with HeatApex Core technology and 3D-Vents sweat channels, it wicks away moisture in just seconds and locks in warmth even in freezing temperatures down to -15°C. Lightweight yet insulating, this base layer is your all-weather defense for hiking, skiing, and everyday outdoor activities.
Highlights：
- HeatApex Core fibers: fast-dry + lasting warmth
- +35% heat retention, up to -15°C cold resistance
- 6s rapid sweat evaporation, stays dry under pressure
- 3D-Vents zones: targeted sweat release at chest, underarms, and back
- Built-in breathable bra cup for women, replaces sports bra
• Free Shipping on all orders.
• 30-day Return: Feel free to send your item back within 30 days of receiving the product.
You can review our shipping and returns policy here.