Grey Heatgen Long Johns

• Keep him toasty with our heat generation long johns, specially designed to generate and retain body heat which makes them ideal for layering on chillier days. They stretch to provide a perfect fit and offer a high level of comfort against the skin.DETAILS 66% acrylic, 29% viscose, 5% elastane Elasticised waistband Cuffed hemsOUR DIFFERENCE Heat Generation:The fabric is produced using specialised yarns that absorb and trap body heat, allowing it to generate warmth once on the body.