Not so basic basics to keep you running full speed. The Uncommon Solids Wool Crew features a network of mesh vents that wrap from the top of the foot to the arch to further enhance breathability. Paired with air channel cushioning that uses an articulated foot bed to increase padding and airflow. 200 needle count stitching with a reinforced heel and toe for a clean appearance and plenty of durability. For an exception fit and support, this training sock features anatomically correct designs for the left and right foot.