This is a set of 4 green Plarail Eco Curved Rails. *Please note that the price may seem slightly higher due to careful packaging for delivery. We appreciate your understanding. - Product Name: Plarail Eco Curved Rail - Quantity: 4 pieces - Color: Green Awarded the Gold Prize at the "Eco Mark Award 2012"! The Eco Mark Award is an award system established by the Japan Environment Association in fiscal year 2010. These are curved rails where over 50% of the plastic used (PP) is recycled material. This is the first product in the toy category to be certified with the "Eco Mark." The rail color is green, symbolizing eco-friendliness. Thank you for looking.