A seat belt assembly includes a first lap belt portion having an anchored end and a first plate, and a second lap belt portion having an anchored end and a second plate. A first shoulder belt having a retractor end and a buckle end extends through a first slot in the first plate between the retractor end and the buckle end. A second shoulder belt having a retractor end and a tongue end extends through a first slot in the second plate between the retractor end and the tongue end. The buckle end is fixedly attached to a buckle and the tongue end is fixedly attached to a tongue. The buckle and the tongue are releasably attachable.