NEW HEAT-TECH Ultra Warm Crew Neck T-Shirt

New In Package Size 3-4 - see photos for measurements Color: Dark Gray - 2.25 times* warmer than our regular 'HEATTECH'. *Based on CLO values, which indicate the thermal insulation of clothing. Comparison with standard 'HEATTECH'. - With HEAT RETENTION, Heat of Absorption, Ultra Stretch, shape-retaining, and moisture-wicking comfort features. - Flat outer and a brushed lining. - Back collar seam covered with tape for comfort. - Basic crew neck design and thick fabric for versatile layering. - We support the reduction of waste and of oil consumption. Clothing made using recycled polyester is part of this effort. Ratios of recycled material vary by item. Please check “Materials” for details.