Forever 21+ - From our Sports Illustrated x Forever 21 collection, this knit pair of string bikini bottoms features an allover geo print with "SI" accents and self - tie side closures with high - polish "SI" charms. | Sports Illustrated is a trademark of ABG - SI LLC.©ABG - SI LLC. sportsillustrated. com | Shell: 82% polyester, 18% spandex | Lining: 92% polyester, 8% spandex | Hand wash cold | Model is 5'9" and wearing a Size 1X | Women's Sports Illustrated Geo Print Bikini Bottoms in Auburn/Walnut, 1X