The Running Bare Runcool 7/8 Leeggings are engineered for peak performance and comfort during high-intensity workouts. Featuring RB RunCOOL technology. these activewear tights incorporates Swiss HEIQ COOL™ – Dual Action Cooling to provide instant and continuous cooling. This innovative technology cools the body even before the first sign of sweat and maintains a comfortable. dry climate by regulating body temperature throughout your workout.