Doctor's Choice socks are knitted with specific compression zones to provide support to the plantar fascia to help ease discomfort from plantar fasciitis. Feel the difference as soon as you slip them on. The Quarter Crew also provides support to the Achilles tendon to aid with swelling and pain. Seamless toe and non-binding top for all day comfort. Moisture management fibers assist in keeping feet dry and fight odor. Nylon/Polyester/Acrylic/Merino Wool/Spandex. Imported. Black, White and Denim (medium only).