Small train set is about 17 inches long. Large train set is about 34 inches long. Small Train; Cars are 3.5 inches long 1-1/2 inches wide and 2 inches tall. Set of 5 cars measures about 17 inches long. Large Train; Cars are 7 inches long 3 inches wide and 4 inches tall. Set of 5 cars measures about 33 inches long. This is a one of a kind design that children will love. The train set can be finished with baby safe satin sheen Lacquer. Have loads of fun with this hand made Wooden Toy Train Set personalized with your child's name. The wood box and the wood train set can be customized to have Black Walnut wheels and accessories. Customize and personalize your custom wood train for that one-of-a-kind Christmas gift. Wooden train sets are my most favorite toys to make and watch the kids play with. Every child should have a train for Christmas!