This vintage Duofold thermal shirt is a must-have for any fan of 60's and 70's fashion. The shirt comes in a stylish gray color and features a two-layer design, making it perfect for colder weather. The long sleeve and crew neck design are classic and timeless, while the size L ensures a comfortable and relaxed fit for men.

The shirt also boasts a range of features, including its thermal properties, which make it ideal for outdoor activities. It is made in the United States and has a 70's theme, adding to its overall charm. Get your hands on this unique and stylish Duofold shirt today.