Old Navy Deep V-Neck O-Ring Belt One-Piece Swimsuit This Old Navy Deep V-Neck O-Ring Belt One-Piece Swimsuit ($35, originally $50) is not only stunning, it's a solid choice because there's a shelf bra already built inside. Image Source: oldnavy.gap.com Old Navy Deep V-Neck O-Ring Belt One-Piece Swimsuit $35 from oldnavy.gap.com Buy Now