The Wigwam F2020 Moose Sock is a moisture control cotton boot sock, showcasing a contrasting heel and toe. The F2020 features an extra-smooth reverse toe closure and is fully cushioned throughout the entire sock for maximum comfort and warmth. Excellent for cold climate use, the Moose is made of 75% acrylic, 20% cotton, 5% stretch nylon. Great for work and play.