A temple bar comprising a first end portion, which comprises a hinge member (11) suited to be connected to a hinge member (19) located on an eyeglass frame portion (18), and further a second end portion suited to be bent forming an earpiece (13). The temple bar is made of plastic material. Within a channel (2), which is extending at least along the length of the second temple bar end portion, a metal rod (4) is fastened for the reinforcement of the rod (1) of plastic material. At a position on the earpiece an elastic resilient friction element (27) is connected to the temple bar to provide a contact of touch with the back of a wearer's ear. The channel (2) is connected with a groove or notch (3) provided on the side of the plastic rod (1) which is turning inwards within the earpiece (13). The metal rod (4) is provided with first sidewards oriented protrusions (5) adapted to be fastened within the plastic rod (1) and with second sidewards oriented protrusions (6) able to provide releasable snap connection with apertures (37) provided in the friction element (27).