This is a set of 8 clear slot car bodies for 1/24 scale cars made by Parma Champion JK. The bodies are compatible with models 953, 955, 1019, 71171, 331u, 1046, and 3000. These are the numbers on the back some say Parma others just have number so not sure what brands could be champion or JK sure an expert will know. These are all appear new out of packages and without. Various models the 3000 could be a corvette?