bandeau top and bikini bottom thong set NWT! This Billy bikini top is a must-have for a guaranteed retro vibe. This iconic bandeau top is a classic which has stood the test of time and is now more on-trend than ever. Its central golden ring will bring out your sexy side, revealing a hint of cleavage to beautifully highlight your bust. It fastens at the back for a customised fit, and can be tied in an elegant bow for a sensual look.