Finding the right swimsuit for a big bust can be a challenge, but there are plenty of options available that provide both support and style. Here are some tips and suggestions for swimsuits for big busts:

Underwire Bikinis: Look for bikinis with built-in underwire support. These offer extra lift and shaping for larger busts. Choose styles with wider straps for added support and opt for adjustable straps to customize the fit.
Bra-Sized Swimwear: Consider purchasing swimsuits in bra sizes rather than generic S, M, L sizes. This allows you to find a better fit for your bust while maintaining comfort and support. Many brands offer swimwear in a range of cup sizes, giving you more options to choose from.
Halter Necklines: Swimsuits with halter necklines can be flattering for big busts as they provide extra support and lift. Look for halter tops with wide straps and adjustable closures to ensure a comfortable fit.
One-Piece Swimsuits: One-piece swimsuits with built-in cups or underwire support can be a great option for big busts. Look for styles with a higher neckline or keyhole cutouts that provide coverage while still looking stylish. Ruching or draping in the front can also help to minimize the bust area.
Supportive Tankinis: Tankini sets with a longer top can provide coverage and support for a larger bust. Look for styles that have adjustable straps, underwire, and a built-in shelf bra for added support.
Avoid String Bikinis: String bikinis usually lack the support needed for larger busts. Opt for styles with thicker straps and adjustable closures instead.

Remember, proper fit is crucial when selecting a swimsuit for a big bust. Don't be afraid to try on different sizes and styles to find the one that provides the best support and comfort for your specific body type.