Vitamin A 2015 Vert Cosmo Deluxe Halter Bikini The infamous Cosmo halter, updated with soft, braided neck ties. In addition to our signature matte gold rings, matte gold beads have been added for a luxe detail. Adjustable ties. Removable pads. The bottom loved by both stylists and celebs is now back. This “classic-with-a-twist” bottom offers shirred shaping down the back for a smooth fit, and side ties accented with our matte gold rings, and beads. Bicoastal back coverage.