The X ULTRA MID is ready go the distance. Are you? Woven with elastic, this hiking sock provides active compression to help keep the blood flowing. With 46% Merino wool, it is also soft, quick drying and great at managing moisture.

Active compression
With elastic all over, this sock compresses your calf to limit muscular vibrations and help stimulate blood flow.

Perfect fit
With Anatomical Fit and a specially shaped welt, this sock follows your movements and fits like a glove.

Long-distance comfort
With 46% Merino wool, ventilation and toe protection, this sock is soft and easy to wear even after hours of running.