Made from graphene material, which is made of carbon atoms, this item boasts high durability and excellent thermal conductivity, providing warmth in low temperatures and a cooling effect in high temperatures. The silhouette is slightly relaxed, allowing it to be worn as an outer layer. Perfect for outdoor activities. - Brand: Teton Bros. - Color: Gray - Style: Hooded - Pockets: Zippered chest pocket - Hood Design: Adjustable hood Men's L size Thank you for viewing.