There are four fundamental types of bare-midriff bikini tops: the brassière, halter, bandeau, and vest, which are differentiated by the number of straps and the resultant number of edges to the garment.
There are four fundamental types of bare-midriff bikini tops: the "brassière", "halter", "bandeau", and "vest". These styles are differentiated by the number of shoulder straps and the resultant number of edges to the garment.