OS1st Active Comfort Performance Socks Marathon Essentials allow you to work out

allow you to work out the whole body

and losing a key or money is a runner's nightmare

Can be rotated easily for triathlon transitions

Operation - Short press (0

Great traction and rugged protection around the foot make the Excursion TR12 ready to tackle the trails

OS1st Active Comfort Performance Socks Marathon Essentials allow you to work outTargeted zones of light to moderate compression create anatomical fit, fight blisters, and stay put while active. Contoured nano bamboo charcoal padding for added comfort. Cooling panels for temperature regulation. For the best fit, it is important to use the size chart before ordering. PERFORMANCE FEATURES Ultra soft nylon treated with silver ion technology for anti bacterial odor and moisture wicking ability NanoBamboo Charcoal ionized fiber cushion