Keep warm during the chilly months with this cotton-blend thermal vest. Short-sleeved style, designed in a regular fit with a medium level of warmth. Breathable fabric, made from an insulating brushed back cotton blend. M&S' 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. We only ever use responsibly sourced cotton for M&S' clothes.

Preparation and Usage: Machine washable. Tumble dry.

50% cotton, 26% polyester and 24% viscose (exclusive of trimmings).

• Regular fit
• Thermal: Soft and cosy brushed fabric that keeps warmth in
• Heatgen technology: lightweight and supersoft, designed to keep you warm when the weather gets chilly
• Vests