The Sigvaris 360 Cushioned Cotton Sock has an extra-padded sole, heel, and toe to absorb impact while protecting feet during prolonged periods of standing and walking. It is made with 64% Supima cotton for comfort and durability. It is constructed to put 100% cotton against the skin, making it ideal for people with skin allergies or sensitive skin. The sock is designed to be easy to don. Its flat, low-friction toe seams and soft, knit-in top band with high stretchability help prevent pinching. The Precise Fit Sizing (PFS) System provides a custom-like fit, superior comfort, and application of accurate compression levels, resulting in superior wearability and medical effectiveness. Double-covered yarns ensure durability and a long product life. The sock is made of 64% Supima cotton, 28% nylon, and 8% Spandex.