The FS6 Performance Foot Sleeve is incredibly effective at relieving the pain of Plantar Fasciitis, chronic arch and heel pain, and swelling in the foot. Compression Zone Technology® knit into this top-selling foot sleeve provides medical grade orthopedic support to the foot structure and the Achilles tendon. Graduated compression improves circulation and reduces swelling, all in an ultra-comfortable, moisture-wicking foot sleeve that can be worn under socks and inside shoes. Use it for resting therapy or overnight. This is a pair of foot sleeves. Click here for the single sleeve option. Performance Features Provides continuous stretch of the Plantar Fascia Supports the arch and the overall foot structure Stabilizes Achilles tendon and ankle Creates a better sense of balance Medical Grade Compression Targeted Conditions Plantar Fasciitis Achilles Tendonitis Swollen Feet Arch PainHeel Pain