Cleavage-Boosting Swimsuits Under $30 On Amazon

This pick is a must if you’re looking for a versatile bikini top to mix and match with different bottoms. It comes in cute colors and prints and has a classic style you can wear for years. Designed with a supportive underwire and molded cups, this plunging bikini top will give you that boost you came here for.

• Available colors: 21
• Available sizes: Small — 3X-Large

This smocked bikini is designed with a comfortable underwire to ensure ample support and a stylish V-wired front design. The adjustable straps can help you further customize the fit, and the matching bottoms offer cheeky coverage and a high-cut leg.

• Available colors: 6
• Available sizes: Small — XX-Large

The fully lined fabrication of this bikini makes it durable, stretchy, and so comfortable. The top features a twisted-front knot with padded cups that are easily removable. Meanwhile, the matching bottoms have a high-leg silhouette with cheeky coverage in the back. The material is crafted from a stretchy blend of materials.

• Available colors: 33
• Available sizes: X-Small — X-Large

You’ll love the flexible yet supportive fit of this halter bikini top. It features underwire support, smoothing side panels, and lined cups to create a push-up effect. There’s also a G-hook closure in the back. The gold accents on the strap are an extra stylish touch.

• Available colors: 4
• Available sizes: 32A — 38C

This monokini swimsuit checks all the boxes including style, support, and coverage. It’s shockingly comfortable — from the super soft fabric to the stretchy fit — and features a halter tie, a plunging neckline, and a padded top with an O-ring design. This one-piece is a no-brainer.

• Available colors: 12
• Available sizes: Small — XX-Large

For a subtly sultry design, this bikini is the way to go. It features a front and center cutout and has self-tie halter straps that are easily adjustable. The matching low-rise bottoms are designed with side strings to modify the fit. You can also remove the soft-foam padded cups.

• Available colors: 7
• Available sizes: Small — XX-Large

There’s so much to love about this ruched bathing suit, but shoppers especially love the incredibly absorbing fabric. It’s crafted from a lightweight, high-quality fabric and offers generous elasticity. Featuring full coverage in the back, the plunging neckline and adjustable double straps are designed to create a push-up effect in the front.

• Available colors: 21
• Available sizes: Small — 3X-Large

Whether you opt for bright hues or classic shades of black and white, this halter bikini top will become your go-to all summer. It’s designed with removable soft padded cups, a wide underband, and a backless design. The quick-drying fabric is incredibly stretchy and comfortable.

• Available colors: 16
• Available sizes: XX-Small — XX-Large

One thing about this classic triangle bikini is that it will never go out of style. The top has removable padded cups with a halter neckline, while the matching bikini bottoms can be adjusted at the waist. Both pieces are crafted from nylon and spandex for a generous stretch.

• Available colors: 17
• Available sizes: X-Small — Large

Designed with an alluring lace-up design in the front and crisscross straps in the back, this one-piece is as stylish as it gets. The straps are easily adjustable, and the sides of the swimsuit feature drawstrings so you can modify the cheeky coverage. Best of all, it has removable wireless padding.

• Available colors: 12
• Available sizes: Small — 22 Plus

This cutout bikini is equally comfortable and fashionable. From the removable padded cups to the stylish high-waisted bottoms, there is so much to love about this swimsuit. The cutout top with a notched scoop- neckline will surely turn heads. Crafted from a soft, stretchy material, the double-lined fabrication helps prevent any sheerness.

• Available colors: 17
• Available sizes: 2-4 — 10-12

This bikini gives off a retro vibe and comes in dozens of bold prints and contrasting colors. The ruched padded top is made with push-up cups and has adjustable straps that cross in the back while the matching low-rise bottoms also feature a ruched waistband design. Both pieces are crafted from a soft, stretchy fabric woven with spandex for a flexible fit.

• Available colors: 42
• Available sizes: Small — XX-Large

This high-waisted swimsuit is the perfect pick for pool parties and tropical vacays. The supportive top features a twist design, wide side panels, adjustable shoulder straps, and a lace-up back. The bottoms offer a cheeky fit. Opt for fun prints or classic colorways in various styles and coverage options.

• Available colors: 39
• Available sizes: Small — X-Large

Designed with smoothing side boning and a supportive underwire, this bikini top is incredibly high-quality given the affordable price tag. It features adjustable straps that can easily be converted to crisscross, halter, or traditional. Best of all, this top is suited for all different cup sizes.

• Available colors: 13
• Available sizes: 32A — 40D

From the beaded halter straps to the ties on the sides of the bottom, this bikini makes it easy to customize the fit to your figure. The top features an underwire and removable push-up padding for ample support. The bottoms come in dozens of styles that are easy to mix and match with other swim tops in your collection.

• Available colors: 38
• Available sizes: 0-2 — 12-14

Sometimes simple is best — and this one-piece swimsuit is proof. The classic design features a plunging scoop neckline, adjustable straps, and removable padded cups with ruched fabric throughout. Enlist this bathing suit as your go-to for when you want to feel comfortable, chic, and timeless. And if you’re in the mood for a bright color, there’s no shortage of options.

• Available colors: 18
• Available sizes: X-Small — XX-Large

This supportive one-piece has a simple look on the front and a strappy lace-up design on the back. It features a plunging neckline, adjustable double shoulder straps, and removable padded cups. Wear this suit under a flowy cover-up with a wide-brim sunhat for a sophisticated poolside look.

• Available colors: 11
• Available sizes: Small — XX-Large

If you’re looking for a stylish bikini with decent coverage, this high-waisted one is an excellent choice. The halter top has a slightly longer silhouette than most and is detailed with an adorable ruffle hem. It also features padded cups to provide push-up support. The high-waisted bottoms make this set the perfect match.

• Available colors: 9
• Available sizes: X-Small — 22 Plus

This bikini top is a great option to have a part of your summer swimwear collection. It has a twisted-front knot design with halter straps and a clasp hook closure in the back. This top is great for mixing and matching and features removable padded cups.

• Available colors: 9
• Available sizes: Small — XX-Large

This bikini will make you stand out with its stylish and unique silhouette. The top features a sultry hollowed-out center and crisscross halter straps, while the high-cut bottoms offer a cheeky fit. This swimsuit has garnered plenty of stellar reviews, with shoppers noting they love how the padded cups are easy to remove. Choose this bikini in a smooth or ribbed texture.

• Available colors: 27
• Available sizes: XX-Small — XX-Large

Plenty of Amazon shoppers have rated this bikini top five stars for its encased underwire, adjustable straps, and stylish design. It may just be the most supportive option on this list. Additionally, this top features a longline cut, boning in the cups, and two hook closures in the back.

• Available colors: 12
• Available sizes: 34C — 44DD

This bikini gives you all the support you want without the uncomfortable underwire. It features removable push-up padding and has halter straps that tie in the back. The matching bottoms have a high-waisted silhouette with moderate coverage in the bum. It’s crafted with a spandex blend for a stretchy fit.

• Available colors: 12
• Available sizes: Small — X-Large

It doesn’t get more supportive than this high-waisted bikini designed with a built-in bra. The top features push-up cups with adjustable straps and provides maximum support. The high-waisted bottoms are crafted with a ruched fabric that won’t cling to your body.

• Available colors: 13
• Available sizes: Small — X-Large

This V-wired bikini has so many details to love. For starters, it’s crafted from a stretchy ribbed material. The top features adjustable spaghetti straps, padded cups, and a notched V-wired neckline, and the cheeky bottoms have a crossover waistband. This suit will look so cute on your next boat day.

• Available colors: 9
• Available sizes: Small — X-Large

This halter bikini is classic with a twist. The top features a deep V-neckline with removable padding in the bra, while the matching bottoms have a high-waisted fit. Both pieces are detailed with sheer mesh paneling and are crafted with excellent stretch. Best of all, the rest of the material is double-lined to avoid unintended sheerness.

• Available colors: 11
• Available sizes: Small — X-Large

This bikini is a no-brainer if support up top is what you’re after. It features a plunging neckline with push-up cups and extra-wide halter straps. The high-cut bottoms also feature stylish metal rings to match the top. The entire set is crafted from a durable material that —according to reviewers — holds up well after multiple washes.

• Available colors: 18
• Available sizes: Small — Large

This chic bikini top is another great option for mixing and matching. It’s designed with a comfortable underwire, padded cups, and a fashionable twist design. The thin spaghetti straps are easily adjustable and have a butterfly hook closure in the back.

• Available colors: 16
• Available sizes: XX-Small — 22 Plus

You’ll want to wear this stunning bikini all summer from beachside to poolside. The classic halter design features double shoulder straps and double straps under the ruched bust — both of which tie in the back. The matching bottoms have a trendy crossover waistband.

• Available colors: 5
• Available sizes: Small — X-Large

The V-neck top of this bikini is probably unlike any other in your collection. It has padded cups, a supportive underband, wide straps, and a lace-up design in the back. The matching high-waisted bottoms provide full coverage. Both pieces are crafted from a stretchy fabric that’s soft to the touch.

• Available colors: 11
• Available sizes: Small — Medium

This one-piece swimsuit is the perfect answer to a stylish swimsuit with full coverage. The ruching material will make you feel extra confident, while the double-lined fabric prevents sheerness. It’s crafted with soft foam cups, a plunging neckline, and adjustable straps for extra support.

• Available colors: 32
• Available sizes: 6 — 18