Boston Jacket Y2K Men Letter Graphic Bomber Jacket M A006927 The Boston Jacket Y2K Men's Letter Graphic Bomber Jacket is a stylish and vintage piece perfect for casual occasions. Made with acrylic outer shell material and a nylon lining, this jacket features a solid blue color with zipper closure and accents. With a 90s theme, this bomber jacket offers all-season functionality, making it ideal for fall. The Boston brand and MA-1 model add to the classic appeal of this United States-made jacket, suitable for walking activities.