Os1st FS4 Plantar Fasciitis Crew Compression Sock White work boots mens lightweight XRD® Metatarsal Guard for

lightweight XRD® Metatarsal Guard for enhanced impact protection

Cement construction for flexibility

Aetrex Compete Orthotics are designed for active lifestyles

Removable AG7™ Polyurethane Footbed

FS6® functions as a strengthening support and Plantar Fasciitis preventative

Os1st FS4 Plantar Fasciitis Crew Compression Sock White work boots mens lightweight XRD® Metatarsal Guard forOs1st FS4 Plantar Fasciitis Crew Compression Sock White The first ever Plantar Fasciitis sock featuring award winning, patented FS6 technology. A technical performance sock that strengthens the foot structure and prevents Plantar Fasciitis symptom onset as well as overuse injuries. With precise targeted compression levels and cushioning, the FS4 Plantar Fasciitis sock features Compression Zone Technology that is designed for proper foot support.