This is "Tsunagaru Rail," a system that allows you to connect wooden and plastic train tracks for play. I am selling this because I only own wooden tracks and never bought Plarail (plastic train tracks). - Product Name: Tsunagaru Rail - Size: Please check the photos - Set Contents: Set B - Features: Plastic track connection parts Although it is new and unopened, please consider this item with the understanding that it has been stored at home (no pets, non-smoking). Thank you for looking.