Hard working to keep you warm. To create a shirt that will carry you through any cold weather front, Topo took a perfect wool blend and added a soft nylon lining in all the right spots to provide both comfort and warmth. Layer it up or wear it all on its own. Features Forest colorway 68% wool / 25% spun polyester / 4% nylon / 3% acrylic Nylon lining Made in the USA Materials 68% wool 25% spun polyester 4% nylon 3% acrylic Sizing Size: Chest / Length / Sleeve (Inches) S: 21" / 27.5" / 25" M: 22" / 28" / 25.5" L: 23" / 28.5" / 26" XL: 24" / 29" / 26.5" Color: Forest shirt with vibrant red collar. Made in USA.