Sustainable and swim-ready, our Madewell Second Wave collection comes in feel-good recycled fabric. With narrow straps and a low scooped back, this ribbed one-piece doubles as a bodysuit. Light support: lined. Moderate seat coverage. UPF 50 sun protection. 93% recycled nylon/7% elastane. Do Well: Nylon is recycled from pre-consumer waste that would otherwise go to landfills. Machine wash. Import. Select stores. Item NC910