– ‘HEATTECH Extra Warm’ is 1.5 times warmer than our regular ‘HEATTECH’. *Based on CLO values, which indicate the thermal insulation of clothing. Comparison with standard ‘HEATTECH’. – 100% SUPIMA® cotton lining is gentle on the skin. *The outer material is made with standard cotton, acrylic, and other textiles. – High-performance fabric with Heat of Absorption, HEAT RETENTION, odor control, and moisture-wicking comfort features. – Ultra Stretch for freedom of movement and easy layering. – Full-length leggings to keep your legs toasty warm.
1.5 times* warmer than our regular ‘HEATTECH’. Comfy 100% cotton lining.