"Now with new and improved welt top" Soft high bulk acrylic wicks moisture. Nylon for fit and durability. Lycra spandex in top. Terry cushion lined, reinforced heel and toe. Content: (White) - 80% Coolspun Acrylic, 17% Nylon, 3% Lycra Spandex (Sweatshirt Grey) - 87% Acrylic, 10% Nylon, 3% Lycra Spandex |