Maxim Enterprise INC Wooden Train Tunnel with Stairs - Thomas & Friends / BRIO Compatible Solid construction, comes complete with 2 ascending tracks and adaptor track Passengers can go over the tunnel via the wooden stair case while the busy wooden trains go through the tunnel Compatible with the Wooden Thomas and Friends Train Sets, Engines and Cars Works perfectly with Brio, Maxim Enterprise, Melissa and Doug and many other major wooden train line brands This is an excellent addition to any wooden train set