Balega’s Enduro Physical Training Crew running socks are outfit compliant and ready for action on any military base. Like Balega’s other Enduro running socks, they perfectly mold around the contours of your foot, lock in the heel and midfoot, leave your toes room to move, and help prevent heel blistering. Provides structured running sock fit that perfectly matches the contours of your foot with our signature V-Tech Arch Support System. Keeps feet cool and dry with Balega’s proprietary Drynamix ® moisture wicking fibers, plus specially constructed, reinforced microfiber mesh ventilation panels. Delivers impact resistance with optimal cushioned running sock design. Leverages medium volume running sock construction. Achieves crew running sock non-slip security with non-constricting compression sock bands. Maximizes comfort with hand-linked seamless toe and sensitive rib top. Ensures perfect fit with extra-deep heel pocket.