Black Youth Boy Heat Gen Bottoms

• Our heat generation long johns are specially designed to keep little ones warm by trapping and retaining warmth so they can still have fun, even when it's cold outside.
• 66% acrylic, 29% viscose, 5% elastane
• Heat generation
• Heat Generation: The fabric is produced using specialised yarns that absorb and trap body heat, allowing it to generate warmth once on the body.