Grand Central Train Station House Our Train Station is 58" X 48" X 58", mesh roof windows allow for plenty of fresh air Tunnel port comes with roll-up flaps that secure with Velcro tabs Roll-up windows and rear roll-up dual zippered door is large enough for even the biggest engine Made of durable 70 Denier 190T Polyester, and our exclusive "G-3" patented pole system, color coded poles make for easy assembly Comes complete with it's own carry bag and can be easily maintained by cleaning it with warm water and mild soap