As packages are shipped by air or land, there can sometimes be a delay of 1-3 days due to weather, holidays, or other unforeseen circumstances. Thank you for your understanding. All packages will be provided with a tracking number, so that you can check the delivery status online at any time. We sincerely appreciate your patience and support, and wish you a pleasant shopping experience , Enhanced Train Track Compatibility: Designed to seamlessly align with leading brand train sets, offering expanded possibilities for creative railroad building in urban environments. Realistic Railroad Crossing: This comprehensive set includes a lifelike railroad crossing, adding authenticity and detail to city-themed train track layouts. Premium Quality Materials: Made from 100% ABS material, ensuring durability and safety during playtime, and promises a long-lasting and safe experience. Package Dimensions: The package measures approximately 13.4 inches in length, 13.4 inches in width, and 3.9 inches in height 34 x 34 x 10 centimeters, providing convenient storage and portability. Versatile Building Block Compatibility: Compatible with major brand building blocks, allowing children to mix these accessories seamlessly into their existing kits, encouraging imaginative building and storytelling. : Acrylonitrile, 1,3-butadiene, styrene, is electric: no battery Block size: Small building block (compatible with Lego), Barcode: No Gender: Unisex, Plastic Block Shape: Self-Locking Bricks Plastic Type: ABS, Model Number: as the picture is shown Warning: Do not eat, keep away from fire, Material: Plastic Recommended age: 14+years, Origin: China Certificate: undefined ,