GLASS RUN

A glass run having a general portion formed by extrusion molding and a mold-forming portion that connects terminals of the general portion attached to a corner portion of a door frame has a substantially U-shaped cross section including a vehicle exterior side wall, a vehicle interior side wall, and a bottom wall joining the vehicle exterior side wall and the vehicle interior side wall; and has a vehicle exterior side seal lip and a vehicle interior side seal lip that obliquely protrude in an inner direction of an opening having the substantially U-shaped cross section from the vehicle exterior side wall and the vehicle interior side wall, respectively, and the vehicle exterior side seal lip of the mold-forming portion is formed with a seal lip extension portion having a seal lip length extended as compared to the vehicle exterior side seal lip formed in the general portion.