The most comfortable and stylish bra that you'll reach for daily. Basics Molded Underwire Bra. Karla Colletto's black balcony-style bikini top is a beautifully constructed top for those who desire more shaping and support. Featuring an underwire bust and molded cups. It has slender adjustable straps and is woven with label-signature Xtra Life LYCRA® fibers for superior stretch. 72% nylon, 28% elastane. Machine Wash. Color: black