U Ultra Warm HEATTECH Cotton V-Neck T-Shirt 491992 Japan best brand

Japanese sizing may differ from international standards. Please check the size chart before purchasing.

Extra warmth, soft cotton comfort, and a versatile V-neck design for effortless winter layering.

The Ultra Warm HEATTECH Cotton V-Neck T-Shirt provides approximately 1.5 times the warmth of standard HEATTECH, making it an ideal base layer for cold-weather days. Its advanced fabric combines moisture absorption, heat generation, and insulation to help retain warmth while keeping you comfortable.

A soft, fluffy texture and 100% cotton on the skin-facing side provide a gentle feel, while the ultra-stretch construction allows easy movement. The moderate fit makes this V-neck T-shirt easy to layer under sweaters, shirts, and other winter clothing.

Key Features

• Approximately 1.5× warmer than standard HEATTECH
• Moisture-absorbing, heat-generating, and insulating technology
• Soft, fluffy texture with a comfortable cotton feel against the skin
• Ultra-stretch construction for freedom of movement
• Moderate fit designed for easy layering
• V-neck design works well underneath shirts and sweaters
• Moisture management helps reduce stuffiness
• Deodorizing function helps neutralize unpleasant odors
• Antibacterial and deodorizing properties
• Knitted construction helps maintain its shape after repeated washing

Product Details

• Material: 64% cotton, 28% acrylic, 8% polyurethane
• Care: Machine washable, use a laundry net, dry cleaning not available, do not tumble dry

A dependable cold-weather essential that combines powerful HEATTECH warmth with a soft cotton feel and a discreet V-neck silhouette—perfect for comfortable everyday layering.