82% nylon/9% polyester/4% spandex/5% elastic wicking yarn * Wicks moisture * Calf Length * Heel/toe construction * Contrast back insert features lightning bolts down the side * Breathable mesh at top of foot * Extra cushioning and support in area of the foot and ankle that are susceptible to rubbing, impact or injury * Arch compression reduces fatigue and aids circulation * Ideally used for Basketball, Lacrosse, Football or Volleyball.