Compare HEATTECH CREW NECK T-SHIRT (ULTRA WARM)

- 2.25 times* warmer than our regular 'HEATTECH'. *Based on CLO values, which indicate the thermal insulation of clothing. The thickest T-shirt in our Kids 'HEATTECH' collection.- Sumptuously soft, brushed fabric.- Ultra Stretch fabric for easy movement.- Basic crew neck design.- The back collar seam is covered with tape for comfort.- Moisture-wicking technology.