The silhouette of the season—on and off the beach. An adjustable back closure and straps create a custom fit; molded underwire cups form the perfect lifted silhouette. Layer under sheer styles, beneath blazers, or wear it on its own as a totally chic crop top. Black EcoLux™ Fabric: The basis for Vitamin A's iconic LBB, this EcoLux™ classic black is a superfine matte jersey with a subtle sheen. EcoLux™ is a blend of Repreve®RECYCLED nylon fiber and XTRA-LIFE LYCRA® fiber for a gorgeous, long-lasting fit.