OS1st FS6 Performance Foot Sleeve in Black OOfos you'll enjoy the benefits of

you'll enjoy the benefits of Tifosi Glide technology

Overhauled from top to bottom

Sanctum takes it a step further with a larger lens and fit

More sustainable steps

you'll be ready to meet it

OS1st FS6 Performance Foot Sleeve in Black OOfos you'll enjoy the benefits ofThe 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 amazing 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