Provided is a molded article in which the formation of depressions in a vapor deposited aluminum surface of the molded article caused by long-term exposure to high-temperature conditions is suppressed such that the vapor deposited aluminum surface has excellent external appearance that has not conventionally been achieved. A light reflective part includes a polyphenylene ether resin composition containing a polyphenylene ether (A) and 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide or a derivative thereof (B). The (A) component has a content of from 95 mass % to 99.95 mass % and the (B) component has a content of from 0.05 mass % to 5 mass % relative to 100 mass %, in total, of the (A) component and the (B) component.