Provides continuous support of the Plantar Fascia by gently stretching the fascia tissue. Compression zones promote circulation, reduce impact vibration, boost recovery and strengthen feet. Lightweight, seamless design with extra cushioning provides support while still being comfortable. Supports the heel/arch and overall foot structure while stabilizing the tendon for better performance Made from high quality materials, the socks are moisture wicking and breathable. The OS1st FS4 Plantar Fasciitis Socks are specifically designed to keep you on your feet, pain free. With precise compression levels, the socks feature Compression Zone Technology in each sleeve to provide support, promote circulation, and boost recovery. The socks provide continuous support to the Plantar Fascia by gently stretching the muscle. Supporting the arch and overall foot structure and stabilizing the Achilles tendon makes this sock the perfect option for those looking for extra support. Made from high quality materials, the socks are moisture wicking and breathable with padding in the right places to help put a stop to blisters. These socks can be worn during any activity or while resting.