A One Shoulder Bra: Girlfriend Collective Bianca One Shoulder Bra The Girlfriend Collective Bianca One Shoulder Bra ($30, originally 42) offers a sexy look with support. Made with the brand's signature sweat-wicking compressive fabric, you can wear it as a bra under a tank or as a top on its own. It comes in moss (shown), black, earth, plum, or midnight in sizes XXS through 6XL. Image Source: girlfriend.com Girlfriend Collective Bianca One Shoulder Bra $30 from girlfriend.com Buy Now