The one plantar fasciitis sufferers have been raving about. The only sock designed around our patented Targeted Compression to focus relief and support for plantar fasciitis on three critical zones of the foot. Soothing relief while you wear it! Eases heel and arch pain Targeted Compression lifts, stretches, and stabilizes the plantar fascia and supports the Achilles Tendon Easy to to wear socks provide convenient relief 3" Quarter Style provides support along the achilles. Firm Compression at the Achilles Tendon Targeted Compression lifts, stretches and stabilizes plantar fascia and supports Achilles tendon Seamless Toe Eliminates irritating toe seam. Firm upward compression at the Plantar Fascia attachment Zone-specific compression where you need it most for superior comfort and support FABRIC & CARE Machine wash cold. Hang to dry. No bleach or fabric softeners. For best results, wash socks inside out.