A seat assembly includes a seat cushion having an external surface and defining a recess therein, the recess being open to the external surface and being sized to receive one or more bezel components and a trim cover assembly disposed over the seat cushion. The trim cover assembly includes a trim cover having an A-side as an occupant surface and a B-side, opposite the A-side, facing the external surface of the seat cushion, with the trim cover defining a cover opening therethrough generally corresponding to the recess in the seat cushion. The trim cover also has a plurality of flaps spaced about the cover opening, with each flap having an inner portion towards the cover opening and an outer portion opposite the inner portion. The trim cover assembly also includes a bezel support member having an A-surface contacting the B-side of the trim cover, and a B-surface opposite the A-surface. The bezel support member has an inner periphery defining a support opening corresponding to the cover opening, and an outer periphery, where the flaps of the trim cover are folded through the support opening and secured to at least a portion of the bezel support member or to the trim cover to support the cover opening. The seat assembly also includes a bezel disposed in the recess and having a peripheral edge supported on the A-surface on the bezel support member.