Designed for People with Extreme Lymphedema or any Condition where Feet, Ankles or Calves are Extremely Wide or Swollen Superior Stretch, up to 30 Inches at the Calf, up to 21 inches in the Foot, up to 14 E Width. Extra-Extra Wide Foot, Ankle and Leg. Stays Up Design Toe Seam is Designed to be Worn on the Outside for People with Diabetes One Size Fits All for Adult Men and Women. Available in White and Black Made in the USA! Material Content: 91% Cotton 7% Nylon 2% Spandex Socks for the severe Edema Feet - up to 30" calf. When a regular sock, even a wide diabetic sock, still isn't wide enough, try these socks designed specifically for lymphedema and other swelling challenges. This Beyond Extra Wide Bariatric sock has up to a 30" calf, and a wide foot that fits up to 14E wide foot. With a full diabetic toe for seam-free, no-rub comfort and fashioned heel to help prevent sock spinning, these one-size socks still stretch at the top for stay-up comfort. Microban treated to help prevent bacteria and odor. Cotton/Nylon/Spandex. One size fits most larger feet. Stay-up stretch top helps stop the sock from cutting in to the leg. Made in USA with US-grown cotton and US-processed yarns.