Compressport v21 full sockscompressports full sock is the ultimate recovery sock combining the best of its r2 calf guard with its pro racing sock it features their unique 3d dots design which offers protection of the medial malleolus and the achilles tendon features massaging acupressure activates blood circulation by multipoint massaging of the sole area archstim support technology supports the arch and promotes venous return and recovery 3d dots design ensures maximum grip 360 seamless c