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4F thermal underwear for boys – a compression top and mid-rise leggings. The elastic 4Fskin material wicks away moisture, regulates body temperature, and provides complete freedom of movement. Ideal as a first layer for the slopes and everyday activities.

Basic data

Brand 4F
Country of origin of the brand Poland
Sport Skiing, Sportstyle
Gender Boy
Season Year-round
Leading colour Navy blue
Model/product code M248 4FJWAW25USEAM248
Code 2000184024

Material

Material Elastane, Polyester, Polyamide
Merino wool content No

Product details

Matching Slim fit
Neckline Round
Leg length Long
Sleeve length Long
Breathability Yes
Quick-drying material Yes
Technologies 4FSkin
Seamless construction Yes

Warnings and producer's data

Producer OTCF S.A. | ul. Saska 25C | Kraków, Poland | 30-720 | info@otcf.pl

Children's thermal underwear set 4F M248 navy (4FJWAW25USEAM248)

Children's 4F M248 navy thermal underwear set is the perfect choice for young enthusiasts of an active lifestyle. Thanks to the use of materials such as polyamide, polyester, and elastane, the underwear offers users unparalleled flexibility and lightness. Its seamless construction minimises the risk of chafing, which is especially important during intense activities. The round neckline and slim fit cut guarantee an excellent fit, while the long sleeves and legs make it an ideal solution for cooler days.

Advanced 4FSkin technology

The children's 4F M248 navy thermal underwear set uses 4FSkin technology, ensuring maximum wearing comfort. Thanks to this technology, the underwear fits perfectly to the body, enhancing moisture-wicking efficiency. The breathability of the material ensures that even during intense exercise, the skin remains dry and fresh. It is an excellent solution for children who need full freedom of movement and thermal comfort.

Quick-drying and breathable material

The children's 4F M248 navy thermal underwear set is made from a quick-drying material, which is extremely useful in dynamic conditions. The quick-drying feature helps maintain an optimal body temperature, which is key to the child's thermal comfort. The breathability of the material supports the body's natural thermoregulation processes, allowing the child to enjoy outdoor activities without feeling uncomfortable.

Children's 4F M248 thermal underwear set - features:

  • Seamless construction minimising the risk of chafing;
  • Round neckline providing a classic look;
  • Slim fit for optimal comfort;
  • Elastic material for full freedom of movement;
  • Breathability supporting natural thermoregulation;
  • Quick-drying material enhancing thermal comfort;
  • 4FSkin technology ensuring better body fit;
  • Long sleeves and legs suitable for cooler days;
  • Combination of polyamide, polyester, and elastane for lightness and durability.
4FSkin
The 4FSkin technology used by the 4F brand ensures a precise fit and comfort thanks to the elastic materials. Through flat seams or seamless technology, it minimises the risk of chafing.
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Children's thermal underwear set 4F M248 navy

Children's thermal underwear set 4F M248 navy

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Sizes table

    Below you will find information that will help you choose the right size when buying 4F boys' thermal underwear. All you need is a tape measure.

    Size 98 104 110 116 122 128 134 140 146 152 158 164
    Age 2-3 3-4 5-6 4-5 6-7 8-9 8-9 10-11 10-11 12-13 12-13 14-15
    Height (cm) 98 104 110 116 118-125 125-131 131-138 138-144 144-150 150-155 155-160 160-166
    Chest girth (cm) 54-55 55-56 56-57 57-59 61,5-64 64-67 67-69 69-72 72-76 76-80 80-84 84-86
    Waist size (cm) 52-53 53-54 54-55 55-56 57-58 58-60 60-61,5 61,5-64 64-65 65-67 67-70 70-74
    Hip circumference (cm) 56-57 60-61 62-63 64-65 65-67,5 67,5-71 71-73,5 73,5-76,5 76,5-81 81-85 85-87 87-90,5
    You save €6.00 €39.99
    €33.99
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