Everything you wear during competition should be engineered to help improve performance. The adidas TraXion™ Shockwave Crew Sock insures that your feet are taken care of. The ribbed leg, compression in the sock provides a secure fit to help reduce friction and blisters. The TraXion™ footbed delivers an ergonomic, cushioned build that adds stability and grip while the cushioning on the heel, toe, and ankle offer shock absorption with every explosive stride. The ClimaLite® technology wicks moisture, keeping your feet cool, dry, and comfortable. 59% acrylic/20% nylon/17% polyester/3% natural latex/1% spandex.