Men's 4FSkin thermal shirt – the first layer feels like a second skin

The 4F men's thermal shirt is a functional base layer, designed for activities in low temperatures. Thanks to 4FSkin technology, it fits like a second skin, ensuring complete freedom of movement and all-day comfort. It's perfect as a first layer during trekking, winter expeditions, and intense outdoor training.

The most important technologies

• 4FSkin technology – perfect fit to the body, second skin effect.
• Seamless construction – eliminates the risk of abrasions and irritation during activity.
• Ventilation zones – support air circulation and increase wearing comfort.
• Quick-drying finish – keeps you dry even during intense exercise.

Functionality and comfort

This men's thermal shirt is designed to be worn as a base layer under additional layers, such as men 's sweatshirts or jackets . It also works well as an activewear piece when paired with men's thermal underwear .

Men's 4F thermoactive T-shirt – FEATURES:

• 4FSkin technology – second skin effect
• Seamless construction – minimizes the risk of abrasions
• Ventilation zones – increased thermal comfort
• Quick-drying finish – better moisture wicking
• Slim fit – close-fitting, does not restrict movement
• First layer of clothing – perfect under winter and trekking clothing

Combine with other products

Create a complete set for winter trips - match the T-shirt with products from the Men's Sweatshirts , Men's Trousers and Winter Hats categories.