Socks Knee High Men's 20-30mmHg Black XL, 1 pr, QC96648 Sale! This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Compression for tired and aching legs, swollen legs, minor fatigue, and minor heaviness. Improved circulation reduces leg fatigue. Latex-free These men's medical socks meet the needs of the active man.