Track Size Trolley designed for children ages 2 years to 6 years. Fits standard wooden tracks! Links up to magnetic train sets through metal "headlights" at both ends. Take a ride in Mister Rogers' Neighborhood, ideal play with wood building blocks. Take the trolley to school for show and tell promoting community, neighborhood and kindness to one another, this is what Mister Rogers' stood for. Measures: 3" long x 1-1/4" wide x 2" high. Ages 2 and up.