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Vintage Square-Neck One-Piece Swimsuit – Tummy Control, Ruffle Detail, Full Coverage
Step into a poolside classic with the Vintage Square-Neck One-Piece Swimsuit. The crisp square neckline channels retro elegance while the built-in tummy control panel creates a sleek, confident line from bust to hips. A refined ruffle detail adds just the right touch of romance, elevating the style from everyday to editorial—without compromising on comfort or coverage.
Crafted from a durable polyester–nylon blend with a polyester lining, this one-piece holds its shape swim-after-swim. The padded cups provide light, natural lift without an underwire, making it comfortable enough to wear from a sunlit morning at the beach to a sunset beach walk. The tummy-control panel gently smooths the midsection, helping you feel secure whether you’re dipping, lounging, or playing with family in the shallow water.
Available in standard US sizes S through XXL. For the best fit, compare your measurements to the chart below and, if you’re between sizes, consider sizing up for a comfortable, relaxed feel.
| US Size | Bust (in) | Waist (in) | Hips (in) | Cup Size |
|---|---|---|---|---|
| S (US 4–6) | 34.0"–35.5" | 27.0"–28.5" | 37.0"–38.5" | 32B/C, 34B |
| M (US 8–10) | 36.0"–38.0" | 29.0"–31.0" | 39.0"–41.0" | 34C/D, 36B/C |
| L (US 12–14) | 38.5"–40.5" | 31.5"–33.5" | 41.5"–43.5" | 36D, 38C |
| XL (US 16–18) | 41.0"–43.0" | 34.0"–36.0" | 44.0"–46.0" | 38D, 40C |
| XXL (US 16W–18W) | 43.5"–45.5" | 36.5"–38.5" | 46.5"–48.5" | 38DD, 40D/DD |
The vintage square neckline pairs beautifully with high-waisted shorts or a wrap skirt for a beach-to-boardwalk transition. Bring a lightweight kimono or denim jacket for cool evenings, and choose solid tones like black, navy, or burgundy for a timeless editorial vibe. For romantic resort moments, opt for one of the floral prints—they’re perfect for sunlit strolls and seaside dinners. Complete the look with strappy sandals, a wide-brim hat, and a touch of gold jewelry to echo the era-inspired silhouette.
| US Size | Bust (in) | Waist (in) | Hips (in) | Cup Size |
|---|---|---|---|---|
| S (US 4–6) | 34.0"–35.5" | 27.0"–28.5" | 37.0"–38.5" | 32B/C, 34B |
| M (US 8–10) | 36.0"–38.0" | 29.0"–31.0" | 39.0"–41.0" | 34C/D, 36B/C |
| L (US 12–14) | 38.5"–40.5" | 31.5"–33.5" | 41.5"–43.5" | 36D, 38C |
| XL (US 16–18) | 41.0"–43.0" | 34.0"–36.0" | 44.0"–46.0" | 38D, 40C |
| XXL (US 16W–18W) | 43.5"–45.5" | 36.5"–38.5" | 46.5"–48.5" | 38DD, 40D/DD |
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