A vehicle lamp 10 comprises a light source portion 50 and a plastic decorative member 60 in a lamp chamber 40 constituted by a body 20 and a lamp cover 30 for covering the front of the body. The decorative member has a skin layer 64 and a core layer 65 which are formed by sandwich molding; and the core layer is located in at least a portion that requires heat-resistance in the decorative member and formed of resin material greater in heat-resistance than resin material for the skin layer.