2.25 times warmer than our regular HEATTECH. *Based on CLO values, which measure clothing's thermal resistance. Comparison with standard 'HEATTECH'.
HEATTECH CREW NECK LONG SLEEVE T-SHIRT (ULTRA WARM)
UNIQLO HEATTECH Ultra Warm Crew Neck Long-Sleeve T-Shirt S-3XL
HEATTECH, UNIQLO UPDATE
UNIQLO Kids Extra Warm Crew Neck Long Sleeve T-Shirt - Red/Black
Uniqlo HEATTECH Ultra Warm Crew Neck Long-Sleeve T-Shirt 450738
HEATTECH Ultra Warm Crew Neck … curated on LTK
Check styling ideas for「HEATTECH Ultra Warm Crew Neck Long-Sleeve
UNIQLO HEATTECH TURTLENECK T-SHIRT (ULTRA WARM)
Gear Review: Uniqlo Heat Tech Crew Neck Long-Sleeve Shirt – Bald