– 2.25 times warmer than our regular HEATTECH. *Based on CLO values, which measure clothing’s thermal resistance. Comparison with standard ‘HEATTECH’. – High-performance fabric with Heat Absorption, HEAT RETENTION, and moisture-wicking comfort features. – A warm layer with a fluffy, brushed lining. – Stretch fabric allows easy movement even when layered. – Flat knit creates a neat, clean impression. – Simple crew neck design.
Ultra Warm is 2.25 times* warmer than our regular HEATTECH. Stretch fabric is easy to layer.