The oakley si boot sock—engineered for those who demand performance in every step. Crafted with a blend of 93% polyester, 3% nylon, 3% rubber, and 1% elastane, this sock is designed to deliver fast-drying comfort, so you stay ready for anything. Strategic cushion zones ensure perfect boot compatibility, while mesh vent zones enhance breathability, keeping your feet cool and comfortable even in the toughest conditions. Whether you're in the field or on the move, the oakley si boot sock is built to support your mission.