What is HEATTECH?
Innovative Thermal Clothing Technology.
HEATTECH’s micron-sized fibers capture the energy of water molecules emitted from the body and convert them into warmth while retaining heat.
Energy from molecules is converted into warmth.
Fibers absorb water molecules emitted from the body.
HEATTECH innerwear
More than just warmth. Technology at its best.
Warm
Fit
Deodorant
Sweat Solution
Smooth
Women's HEATTECH Innerwear & Thermal Underwear
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HEATTECH
Recommended temperature 5°C to 20°C
HEATTECH Lineup
Lightweight yet warm and easy to use. Perfect for everyday wear.
Extra Warm Cashmere
Recommended temperature -5°C to 15°C
Cashmere Blend Lineup
Cashmere Blend
Thin, warm, and soft. Smooth texture made with 9% cashmere.Ideal sheerness for versatile styling.
Extra Warm Cotton
Recommended temperature -5°C to 15°C
Extra Warm Lineup
Cotton*
Wear it on its own for comfort and warmth.
*Lining made with 100％ cotton.
Ultra Warm
Recommended temperature -20°C to 10°C
Ultra Warm Lineup
The warmest HEATTECH.
Socks
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