Mens M&S Collection Heatgen™ Maximum Thermal Long Sleeve Top - Grey Marl, Grey Marl

This maximum warmth thermal vest is ideal for wearing in extremely cold conditions. Designed in a regular cut with stretchy ribbed neck and cuffs for an improved fit. Long sleeves and a ribbed texture with super soft seams for ultimate comfort. Our clever Heatgen™ technology uses an innovative fibre blend, helping your body to generate and retain heat so you can stay warm when the weather gets chilly.