Stop at the water tower and refill the tank. Lift the pipe and off you go again! A great addition to any wooden train set, this delightful wooden accessory will add a fun interactive element to any play set. All Bigjigs Rail trains and wagons fit through the tunnel. Most other major wooden railway brands are compatible with Bigjigs Rail. Made from high quality, responsibly sourced materials. Conforms to current European safety standards. Age 3+ years.