5.11® 3-Pack Socks, Black, 9in Our 9" Socks incorporate multiple compression zones that work in tandem with 5.11®'s Shock Mitigation System®, and are designed to be lightweight and utilize kinetic absorption to improve your stamina, speed, and control. Comfortable, high-performance socks Multiple compression zones for support Ideal for office, tactical, and casual wear Extended length Tapered design Multi-polymer fabric Compression zones Enhanced heel padding Part of the 5.11® Shock Mitigation System® Moisture-wicking and quick-dry Imported