Wilson is a lively multi-function engine with oodles of enthusiasm and confidence. This special version features a unique, mud-covered decoration, as seen in the "Wilson Gets a Wash" episode. Chuggington die-cast engines feature durable die-cast construction, realistic decoration, and secure front-and-back couplings. Muddy Wilson vehicle. Durable die-cast construction. Realistic decoration. Secure front and back couplings. Collect all of your favorite Chuggington characters.