Calley is a shunting engine and is Dunbar's feisty assistant. The Fire amp Rescue Cars allow her to perform her many different tasks. With a wide assortment of collectible Chuggington characters and exciting playsets, your child can recreate favorite Chuggington episodes or imagine new adventures. These Chuggington toy engines feature durable die cast construction and sturdy connections, making train play easy and fun! Secure engine couplings for high performance play! Die cast engine features durable die cast construction Secure front and back couplings Each car measures approx. 2L Ages 3 UPC 796714540146