VEHICLE SEALING MEMBER AND ATTACHMENT STRUCTURE OF VEHICLE SEALING MEMBER

A sealing member 30 includes a hollow seal portion 32. The hollow seal portion 32 has a slit 34. The hollow seal portion 32 has an engagement protrusion 44 engaged with an engagement hole 23 of a retainer 20, and a contact portion 45 coming in contact with the retainer 20 from outside in a lateral direction of a vehicle.