This 1955 -1957 Chevy rubber trunk bumper is used on all 1955 through 1957 Chevy cars. Good quality rubber American made and fits well.
Belair Auto Parts has a wide assortment of rubber bumpers, rubber insulators and suck.
Elsewhere listed you will find complete rubber bumper kits which will be listed as for what parts of the car they are for. (example: hood bumper set or door bumper set or complete car bumper set)