Keep your feet warm and comfortable with these Heat Holders Thermal Socks. Designed for maximum warmth and ultimate comfort, they are perfect for cold winter days. The advanced insulating thermal yarn offers superior cold protection and efficient moisture management, making them over 7X warmer than standard cotton socks. These socks feature innovative Heat Holders Loops for cushioning and warm air retention, an ultra-soft interior for all-day comfort, and a special leg feature for added comfort. Say goodbye to restriction and pressure points with these high-quality, efficient air-retaining thermal socks.