Elastic closure Cotton 75%, Polyester 22%, Spandex 3%. Mesh Ventilation Zone – Mesh ventilation channels improve air flow and breathability for enhanced comfort. Midweight Cushioned Design – Cushioned footbed and arch support make our casual socks more soft and comfortable, which reduce foot friction and relieve foot fatigue, while the precision heel cup creates a secure fit. Moisture Wicking Management – Walk all day long and no need to worry about moisture due to our Exclusive Moisture Wicking Management, breathable and fast drying, keeping your feet cool and dry. High Performance Casual Athletic Socks: FEIDEER men’s socks are comfortable, breathable, moisture-wicking cotton socks. The all seasons socks design make them suitable for most occasions. Whatever daily wear or other outdoor activities, they are the perfect solution for you and your family.