OS1-10054ARegular price $14.00
The AC4 Active Comfort Sock uses two of OS1stâ€™s signature technologies for the ultimate comfort experience. The AC4 is built with nano-bamboo charcoal cushion where it counts and OS1stâ€™s cooling Skin Thinâ„¢ Technology for temperature regulation. Made for everything from exercise to everyday, this sock features blister protection, contoured padding, and light-to-moderate compression for support and fit. For the best fit, it is important to use the size chart before ordering.