Description: MULTI-USE VERSATILE sock allows it to be used for plantar fasciitis, Achilles tendonitis, ankle sprains, twists, heel spurs, swelling, fracture, splint issues, and inflammation It helps support your feet, reduce swelling, Soothes and relieves achy heels and feet, provides all day relief limiting planter fasciitis foot aches Breathable fabric is thin, lightweight and comfortable, can be worn discreetly under socks all day or alone at night, Not visible Open toe design, 360°ankle protection,Quick and convenient to wear Perfect compression sleeve perfect for long distance travel, sports work or while you walk/run, golf or work out Can be used anywhere any time, one can be used both for right or left foot, suitable for all people, safe and comfortable to wear It can be washed by hand or washing machine ,vary convenient Specification: Material: Nylon+Spandex Color: Black Size: Ankle Smallest Part S : Approx.17-20cm: 6.69-7.87 inch M : Approx.20-23cm : 7.87-9.06 inch L : Approx. 23-27cm :9.06- 10.63 inch XL: Approx. 28-31cm :11.02-12.20 inch Package Includes: 1 Pair Plantar Fasciitis Socks (2 Pack) Note: Size for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!