Welly 1963 Chevy Impala Convertible, Red 22434 - 1/24 Scale Diecast Model Toy Car, but NO Box This Chevrolet Impala is an 8"L x 3"W x 2"H die cast metal car. This Chevrolet Impala is an 8"L x 3"W x 2"H die cast metal car. Openable doors &amp; hood, free wheel action. 1/24 scale diecast collectible model.