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- 1.5 times* warmer than our regular 'HEATTECH.' *Based on CLO values, which indicate the thermal insulation of clothing. Comparison with standard 'HEATTECH.' Comfy 'HEATTECH' with a 100% cotton inner layer.<br>- Ultra Stretch fabric adapts to the body’s movements for exceptional comfort.<br>- The surface texture and slightly loose silhouette make it hard to see undergarments, so it can be worn as a T-shirt.<br>- Wicks away moisture to keep you feeling fresh. <br>- Comfortable, with odor control functions.

Save on HEATTECH Cotton EXTRA WARM Crew Neck Long Sleeve T-Shirt with a Uniqlo promo code

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