Socks Knee High Men's 8-15mmHg Black XL, 1 pr, QC96639 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 socks meet the needs of the active man.