The speed merino sock is the result of an innovative blend of merino wool and polyamide. The wool used comes from a high quality Spanish merino wool farm.  This technique  will bring you warmth in winter and coolness in warmer conditions.  It will allow  mountain sports enthusiasts to practice trail running, running, mountain biking and walking with_cc781905-5cde-3194-bb3b-136bad5cf58d versatile product, technical,  comfortable and very protective.