These 100% Polartec Thermal Pro fleece pants are a genuine US Military Surplus product, proudly MADE IN THE USA. The Thermal Pro fabric used in these pants is 30 times more durable than traditional fleece, offering long-lasting wear. The pants are crafted with Polartec Thermal Pro technology, which provides a stretchy, breathable performance while delivering stylish warmth. For more information or to shop, visit: https://apparelartist.com/prod....ucts/vintage-us-army