Features
Heattech Ultra Warm’ Fabric with Heat of Absorption and Heat Retention Technology. The Warmest ‘Heattech’ in Our Women’s Collection, Approximately 2.25 Times* Warmer than Our Regular ‘Heattech’. *Based on Clo Values, Which Indicate the Thermal Insulation of Clothing. Compared to Standard ‘Heattech’. *Recommended for Temperatures of -4°F to 50°F. This is a Guide When Worn in Combination with Other Clothing. The Most Comfortable Temperature Range Will Vary from Person to Person.
Updated with Soft and Comfortable Material. Fluffy Brushed Lining.
The Fabric Features Ultra Stretch Technology, in a Moderate Fit That Makes It Great for Innerwear and Indoor Clothing.
Details
Stay Warm and Protected in Extreme Cold with Men’s ‘Heattech’ Ultra Warm T-Shirt, Uniqlo’s Most Advanced Thermal Base Layer Designed for Maximum Insulation and Comfort. Powered by Cutting-Edge ‘Heattech’ Technology, This Ultra-Warm T-Shirt Captures Body Moisture and Converts It into Heat, Delivering Superior Warmth Without Added Bulk. The Soft, Stretchable Fabric Ensures a Snug Fit That Moves with You, While Moisture-Wicking Properties Keep You Dry and Fresh All Day. Whether Layered Under Outerwear or Worn Solo, This Thermal Essential is Perfect for Winter Commutes, Outdoor Adventures, or Cozy Indoor Wear.
– ‘Heattech’ Ultra Warm Technology: Generates and Retains Heat for Enhanced Thermal Insulation.
– Ultra-Warm Fabric: Provides Maximum Warmth While Remaining Lightweight.
– Soft and Stretchable Material: Offers a Comfortable Fit That Moves with You.
– Moisture-Wicking Properties: Keeps You Dry by Drawing Sweat Away from the Skin.
– Lightweight Design: Ideal for Layering or Wearing on Its Own in Cold Weather.-Essential Thermal Base Layer: Perfect for Winter Sports, Travel, or Everyday Cold-Weather Outfits.
Compare 3 Types of ‘Heattech’ Fabric:
‘Heattech’
– Lightweight Yet Warm, Ideal for Everyday Layering.
– Recommended for 41 °F to 68 °F for Mild Winter Days or Cozy Indoor Wear.
‘Heattech’ Extra Warm
– About 1.5× Warmer than Original ‘Heattech’, Offering Added Insulation Without Bulk.
– Perfect for Colder Days with Recommended Temperatures from 23 °F to 59 °F.
‘Heattech’ Ultra Warm
– Our Warmest Option, Approximately 2.25× Warmer than Original ‘Heattech’.
– Designed for More Extreme Cold with a Recommended Range of –4 °F to 50 °F.
– Clothing Using Recycled Materials is Part of Our Effort to Support the Reduction of Waste and Use of New Materials. Ratios of Recycled Material Vary by Item. Please Check ‘Materials’ on the Price Tag or Care Label for Details.
Product Id: 486883,479525
Please Note That This Product May Have Different Product Id, Even if It is the Same Item.
The Images Shown May Include Colors That Are Not Available.
Materials / Care
35% Polyester, 34% Acrylic, 23% Rayon, 8% Spandex ( 35% Uses Recycled Polyester Fiber )
Imported
Rn: 139864
Washing Instructions
Machine Wash Cold, Gentle Cycle, Do Not Dry Clean
Delivery / Exchange / Returns
Delivery
Delivery Date and Time: This Will Be Displayed After Confirming the “Delivery Method” During Purchasing.Shipping Fee: Standard Shipping is $7.99. Free Shipping for Purchases over $99 or for In-Store Pickup.For More Details About Shipping, Please .
Exchanges & Returns
Exchange Items Online or at Any Uniqlo Store. Returns Are Online Only. All Exchanges and Returns Must Be Completed Within 30 Days of the Shipping Date. Return Shipping Fee Applies Unless the Item You Received Was Incorrect. For Full Information.
Production
Production
Production: Viet Nam
Our Brand is Continuously Working to Improve Our Understanding of the Production Process in Our Supply Chain and to Verify This Information Both In-House and with Third Parties. By Having Full Understanding of the Origins of Raw Materials, and the Locations of the Spinning, Material Production, Sewing, Knitting, and Assembly Processes, We Are Improving Quality of Our Clothing and at the Same Time Aiming to Thoroughly Ensure Safe and Secure Manufacturing. We Will Continue to Post Information for Customers to Access and Learn More About Their Clothing.
*The Information on Material Production Locations Applies to Products Manufactured After 24Fw.
Material
Material: Recycled Polyester
This Product Contains over 20% Recycled Materials by Product Weight. Uniqlo Aims to Transition 50% of All Materials to Low-Emission Alternatives by 2030. The Use of Recycled Materials is Considered to Contribute to Mitigating Climate Change, Promoting Sustainable Use of Resources, and Reducing Waste.
*See the “Details” Section for More Information.











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