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Thermal clothing 

Do you like sports in winter? Choose functional thermal underwear that perfectly insulates heat. Thermal T-shirts and pants made of Merino wool have natural antibacterial properties. Thermal underwear made of functional polyester dries quickly and your children can engage in outdoor activities undisturbed.

Thermal clothing has many advantages:

• excellent sweat wicking

• antibacterial properties

• excellent thermal insulation

Thermal underwear Blizzard - quality guarantee

Order Blizzard men's thermal underwear, which has excellent functional properties. Merino wool thermal underwear has natural antibacterial properties.

Children's thermal underwear Fundango

Try Fundango children's thermal underwear. It will delight with quick-drying material that will keep children dry and comfortable. Another advantage is the ergonomic design for increased comfort when wearing and playing sports.

Accessories for thermal underwear

Warm socks and knee socks are suitable for thermal underwear. If you are looking for socks with high warmth, choose Heat holders socks. In the winter season, don't forget winter hats for outdoor sports activities.

Special discounts
  • -48%

    Sportful men's T-shirt. The thermal T-shirt with long sleeves will delight cyclists who are not deterred from cycling even by cold weather. The T-shirt is suitable for wearing even in cold weather from -5 °C to 5 °C, while still providing you with thermal comfort. It has a proportion of wool that helps with thermoregulation, while polyester helps to wick...

    41,00 € 79,99 €
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  • -40%

    Sportful men's T-shirt. A thermal T-shirt with short sleeves and a round collar is an excellent base layer. It has a light construction and the fabric with the texture of vertical lines improves the overall fit of the garment, which subsequently fits well. The thermal T-shirt will provide you with excellent thermoregulation, it is breathable and suitable...

    35,99 € 59,99 €
    Reduced price!
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  • -48%

    Sportful men's T-shirt. The cycling thermal T-shirt is suitable as a basic summer layer for active cyclists. It has a light construction and will provide you with the necessary thermal regulation while driving. It stands out with its distinctive color that attracts attention. The yellow thermal T-shirt for men has short sleeves and a comfortable round...

    29,00 € 55,99 €
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  • -35%

    Sportful men's T-shirt. The cycling thermal T-shirt is suitable as a base layer for cyclists during the summer. It has a light construction and will provide you with the necessary thermal regulation. The white thermal T-shirt has short sleeves and a round collar. The cycling t-shirt for men is made of a pleasant fabric with a texture of vertical lines,...

    36,00 € 55,99 €
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    8. 3XL
  • -49%

    Sporful children's t-shirt. The thermal T-shirt for children is suitable as a base layer during high-intensity physical activity. It was made from Sportful's ThermoDrytex fabric and you can recognize it by its characteristic ribbed structure. It creates increased thermal insulation without reducing breathability. The cycling T-shirt for children is...

    28,00 € 55,99 €
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  • -49%

    Men's thermal T-shirt brand 4F. The thermal T-shirt with long sleeves impresses not only with its modern minimalist appearance, but also with its excellent functionality. Thermal underwear for men will allow quick drying and reliable air circulation. The benefit is the seamless construction, which does not irritate the skin. Men's thermal underwear is...

    19,00 € 37,99 €
    Reduced price!
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  • -29%

    Men's thermal t-shirt by Craft. The men's functional T-shirt CRAFT ADV Warm Intensity is designed for activities with a lower intensity of movement in cold to very cold conditions. The universal black color goes with every outfit. You can use it, for example, for downhill skiing or winter hiking under a jacket. It has an ergonomic cut and was made of...

    53,00 € 74,99 €
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  • -28%

    Men's pants from Craft. Men's thermal pants CRAFT ADV Warm Intensity are designed for sports activities with lower intensity of movement in cold to very cold conditions. They are suitable for downhill skiing or snowboarding, for example. Men's underwear was made of a pleasant material that is flexible and breathable. They have an ergonomic cut and adapt...

    50,00 € 69,99 €
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  • -29%

    Women's thermal t-shirt by Craft brand. The women's functional T-shirt CRAFT ADV Warm Intensity was made for cold to very cold conditions. It is suitable for active ladies who prefer sports with a lower intensity of movement, such as downhill skiing, snowboarding or winter hiking or cycling. It will provide you with the necessary thermal comfort and is...

    53,00 € 74,99 €
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  • -20%

    Women's thermal underwear of the Craft brand. The set of thermal clothing for ladies consists of a thermal T-shirt with long sleeves and thermal pants. It has a universal dark blue color. The material is very pleasant to wear and will ensure thermal comfort in cold to very cold conditions. The women's functional set CRAFT CORE Warm is especially suitable...

    55,99 € 69,99 €
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  • -29%

    Craft brand women's pants. Thermal pants for ladies are a favorite item for all active women during winter or cold days. In addition, they have a nice feminine design in pink. They are suitable for various sports activities in mild to cold weather. The material of the thermal leggings is pleasant to wear, flexible and breathable. Functional leggings have...

    35,00 € 49,99 €
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  • -29%

    Craft brand women's pants. Thermal pants for ladies are a favorite item for all active women during winter or cold days. Functional leggings have a tight fit. They are made of flexible and breathable material and are suitable for various sports activities in mild to cold weather. The material of thermal leggings is pleasant to wear. Women's thermal...

    35,00 € 49,99 €
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  • The 4F Women's Thermal Pants are designed as the perfect first layer of clothing to wear under a top layer, such as a sweatshirt or jacket. The slim fit ensures a perfect fit and promotes comfort during all-day wear. The seamless construction eliminates the risk of chafing and irritation, which increases comfort even during longer activities. The fabric...

    32,99 €
    Price with code "20BU"

    26,39 €

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  • Women's pants from Craft. Thermal pants for women are made of comfortable material. This functional knitwear is 100% recycled. It will provide you with great comfort while wearing, warmth and also effective moisture wicking. Thermal leggings have a tight fit and are a great choice as a bottom layer for various activities in the winter. Skiing,...

    44,00 € 49,99 €
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  • Women's T-shirt from Craft. Thermal T-shirt for women in a pleasant beige color is suitable as a bottom layer. It has versatile use in the winter, whether for skiing, hiking or regular wear in winter. Beige thermal underwear is made of purely recycled materials, a combination of polyamide and polyester. This ensures its high functionality and comfort...

    44,00 € 49,99 €
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  • The Craft women's long-sleeved thermal T-shirt is a versatile base layer suitable for all winter sports activities. It is made of a pleasant and functional knit made of 100% recycled materials, which ensures not only comfort but also sustainability. The ergonomic cut guarantees perfect fit to the body and maximum freedom of movement. The thermal T-shirt...

    44,00 € 49,99 €
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  • Men's pants from Craft. The thermal pants have an ergonomic cut and will perfectly adapt to your curves. They were made of a pleasant knit and are intended for sports activities with lower intensity of movement in cold to very cold conditions. They are ideal, for example, for downhill skiing. Men's thermal leggings have flat seams to prevent skin...

    62,00 € 69,99 €
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  • New

    The 4F Junior boys’ thermal shirt is a great choice for active boys who do not want to give up exercising even on cold days. The blue long-sleeved thermal shirt is made of comfortable brushed knit fabric, which provides high wearing comfort and a pleasant feeling on the skin throughout the day. The classic fit adapts very well to the body and, together...

    19,99 €
    Price with code "20BU"

    15,99 €

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    2. 134/140
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  • New

    19,99 €
    Price with code "20BU"

    15,99 €

    In stock
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    2. 134/140
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  • New

    The 4F Junior boys' thermal set is an excellent choice for boys who spend time doing sports and engaging in active movement even on cold days. The set consists of a long-sleeved thermal shirt and thermal trousers in blue, which together provide comfort, functionality and reliable protection against adverse conditions. The pleasant material ensures...

    42,99 €
    Price with code "20BU"

    34,39 €

    In Stock
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    1. 128/134
    2. 140/146
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    4. 164
  • New

    The 4F Junior boys' thermal set is designed for young athletes who need reliable comfort and functional protection from the cold. The thermal underwear set consists of a blue long-sleeved thermal shirt and thermal trousers, creating an ideal base layer for sports and leisure activities in cold weather. The pleasant material ensures comfort when worn and a...

    42,99 €
    Price with code "20BU"

    34,39 €

    In Stock
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    1. 128/134
    2. 140/146
    3. 152/158
    4. 164
  • New

    The 4F Junior boys' thermal shirt is a great choice for sports and leisure activities during cold days. The black long-sleeved thermal shirt is made of a pleasant material that provides high comfort when worn and a pleasant feel against the skin. Thanks to its classic fit, it adapts perfectly to the body and does not restrict movement. The seamless...

    25,99 €
    Price with code "20BU"

    20,79 €

    In Stock
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    1. 128/134
    2. 140/146
    3. 152/158
    4. 164
  • New

    4F Junior boys' thermal leggings are an excellent choice for young athletes during cold days. The thermal bottoms in a universal black design provide high comfort during sports and everyday wear. The pleasant material combined with a close-fitting cut perfectly adapts to the body and does not restrict movement. The seamless construction minimises the...

    25,99 €
    Price with code "20BU"

    20,79 €

    In Stock
    In Stock
    1. 128/134
    2. 140/146
    3. 152/158
    4. 164
  • New

    The 4F Junior girls’ thermal shirt is a great choice for all young female athletes who need reliable protection against the cold while on the move. The pink-and-black design looks stylish and sporty. The comfortable brushed knit provides softness, comfort and a pleasant feeling when worn throughout the day. The long-sleeved thermal shirt has a classic...

    19,99 €
    Price with code "20BU"

    15,99 €

    In Stock
    In Stock
    1. 122/128
    2. 134/140
    3. 146/152
    4. 158/164

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Blog articles

How to choose children's thermal underwear: how to keep children warm and comfortable on cold days
2025-10-16 08:02:57

How to choose children's thermal underwear: how to keep children warm and comfortable on cold days

Children's thermal underwear is an integral part of a child's wardrobe, especially during the colder months. It serves as the first layer of clothing that keeps the child's body dry and warm, preventing colds and ensuring comfort during games and outdoor activities.

Thermal underwear: what are its advantages and how to wear it?
2018-10-18 15:58:20

Thermal underwear: what are its advantages and how to wear it?

A few months ago we wrote about how to properly layer your clothing in the mountains. Today we'll take a closer look at the bottom layer - thermal underwear, or in other words, thermal underwear. What materials is it made of and how to choose the right one?