Best Swimwear For Curvy Women River Island White Belted Swimsuit (£40) Available in sizes 18-28, this swimsuit has adjustable straps and a plunging neckline. The metallic belt sits just under the bust to draw attention to the waist; a super flattering detail for those with curvy figures. The scuba fabrics adds extra hold, too. Image Source: riverisland.com River Island White Belted Swimsuit £40 from riverisland.com Buy Now