An Ultra-lightweight running sock that fits like nothing else out there. SynchroKnit construction drops stitches out of the knitting process to create a sock that is shaped like a foot and not a tube, allowing for proper support and contoured fit. This is the most precise fit available anywhere.

SynchroKnit patented contour knit

Double Y heel gore provides the most precise heel fit

Y gore toe box gives room for natural expansion

Seamless internal toe seam

Size and Made in USA knit into cuff

49 percent Polyester, 38 percent Stretch Nylon, 7 percent Tencel, 6 percent Spandex