X-Bionic Run Speed Two Wmn Socks

With the X-Socks Run Speed Two running socks, you can take advantage of innovative technologies to excel in medium and long-distance running. Rely on the added comfort provided by the Generation X-BIONIC® 4.0 models. To enhance performance, they protect and ventilate your foot even better than before. The Instep Protector with extended Air Cool Stripes fits perfectly over your instep, minimizing pressure and maximizing airflow. The ventilation system reaches the sole of your foot through the Air-Conditioning Channel® 4.0.

• I = 35 - 36

• II = 37 - 38

• III = 39 - 40

• IV = 41 - 42.