How Does HEATTECH Keep You Warm?
Micron-sized fibers absorb moisture emitted by the body and convert that energy into warmth, retaining heat without adding bulk.
Thin yet warm, HEATTECH works perfectly as a lightweight base layer for greater cold protection.
Frequently Asked Questions
Can you wear HEATTECH as a standalone top?
How do you wash HEATTECH?
How long does HEATTECH last?
Three Levels of Warmth
What are the Functionalities of UNIQLO HEATTECH?
Men's HEATTECH
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Ultra Warm
Recommended temperature: -4°F - 50°F
The warmest HEATTECH*.
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Extra Warm Cashmere Blend
Recommended temperature 23°F to 59°F
Cashmere Blend
Crafted with a cashmere blend for an exceptionally smooth, soft feel. Moisture-management technology wicks away sweat for added freshness.
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HEATTECH
Recommended temperature: 41°F - 68°F
Lightweight yet warm and easy to use. Perfect for everyday wear.
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From a light chill to severe cold, our layering essentials offer warm comfort for every winter destination.