100% NylonDrawstring closure☀Features: This Tankini Shorts has a very sexy lace cutout with a simple solid color lining. Suitable for all Swim tops,elegant and fashion!☀Material: 82% nylon 18% spandex. Quick-drying environmentally friendly material. The elastic and smooth touch makes you feel comfortable all the time in the water or on the beach.☀Design: The waist is designed with elastic waist and drawstring adjustment to meet your more size requirements.