This is a N Scale Code 80 track starter set. The track has black plastic ties and solid nickel silver rails. This set has 1 5″ straight, 15 9 3/4″ radius curve, 4 19″ radius curve, 1 rerailer, 1 terminal joiners, 1 ea left and right hand manual switches. The finished size of the track is 36″x 24″. The track is made by Atlas Model Railroad Co.