The Polar Express Present Mint Box Car""This is THE POLAR EXPRESS!"" Immerse yourself in the iconic world of THE POLAR EXPRESS. Lionel's line of THE POLAR EXPRESS products have been creating magic in the homes of families for years and we are thrilled to continue adding more beautiful and imaginative items to this line. Choose from any of our THE POLAR EXPRESS products to either start your collection or add on to your train. THE POLAR EXPRESS set, add on cars and accessories are the