FS4 Mid-Calve Plantar Fasciitis / Arch Support Socks Compression Socks

OS1st's first plantar fasciitis sock featuring award-winning, patented FS6® technology. Wearing FS4 PF socks during runs or activities will help prevent the onset of PF symptoms and support overall foot health and performance.

The FS4 features precisely targeted compression zones, Compression Zone Technology®, which is designed for proper foot support and injury prevention.
Plus, the soft, moisture-wicking fabric is anti-odor in place, creating a technical performance sock that strengthens the foot's structure and protects against plantar fasciitis damage.

Each pack contains one pair of FS4 socks