UNIQLO Men’s HEATTECH Extra Warm Cashmere Blend Turtleneck, Black

Ultra Stretch fabric conforms to the body for a comfortable fit. Cropped sleeve design makes it perfect for use as an undershirt. Turtleneck design for extra warmth.Compare 3 Types of ‘HEATTECH’ Fabric:’HEATTECH’ Lightweight yet warm, ideal for everyday layering. Recommended for 41 °F to 68 °F for mild winter days or cozy indoor wear. ‘HEATTECH’ Extra Warm About 1.5× warmer than original ‘HEATTECH’, offering added insulation without bulk. Perfect for colder days with recommended temperatures from 23 °F to 59 °F. ‘HEATTECH’ Ultra Warm Our warmest option, approximately 2.25× warmer than original ‘HEATTECH’. Designed for more extreme cold with a recommended range of -4 °F to 50 °F.