Top 5 Maternity Swimsuits: Your Essential Buying Guide

Imagine this: the sun is shining, the pool is sparkling, and you crave a refreshing dip. But then reality hits – what on earth do you wear? Finding the perfect maternity swimsuit can feel like a treasure hunt with no map. It’s tough to find something that supports your changing body, looks great, and lets you actually enjoy the water without constant tugging and adjusting.

Many moms-to-be feel self-conscious or uncomfortable in regular swimwear. You need fabric that stretches just right, offers good support where you need it most, and lasts through those busy beach days or swim classes. It’s frustrating when you just want to relax and feel good!

This post dives deep into everything you need to know about maternity swimming costumes. We will explore the best styles, essential features, and tips for finding a suit that makes you feel confident and comfortable during your pregnancy. Get ready to say goodbye to swimsuit stress!

Top Maternity Swimming Costume Recommendations

Bestseller No. 1
EQ Swimwear Banded Maternity Lap Swimming Suit (Large) Black
  • Exceptional fit for comfort and functionality while lap swimming.
  • The fabric on the band is slightly gathered just underneath the bust area to allow room for growth without sacrificing support.
  • Fully lined for durability. Will not gap, sag or constrict.
  • Size Guide: Bust 28-30 (S), Bust 32-34 (M), Bust 36-38 (L), Bust 40-41 (XL)
  • Fashionable, flattering and functional. In and out of the water.
Bestseller No. 2
Blooming Jelly Maternity Swimsuit One Piece Tummy Control Bathing Suit 2025 Modest Swim Suit Cute Pregnancy Swimming Suits (Maternity Black,Medium)
  • Feature: Maternity bathing suits for women tummy control feature soft removable pads, v neckline, ruffle sleeve, cute band underneath the bust section, front ruched details at the waist, u back, rear full coverage, fully lined, a modest but flattering swimwear.
  • Style: Black pregnancy swimsuit is vintage and modest style, great fit to accentuate your curves and hide any imperfections perfectly while still being trendy, a retro swimsuits for curvy women.
  • Design: Cute one piece swimsuit for women is ruched at long torso area, wearing comfortable. Removable bra pads and underneath band add bust supports and push up bust. Ruffle sleeve makes arms look more slender. V neck and u back perfectly show neck and back curves.
  • Occasion: One piece bathing suit for women is perfect for resort, tropical vacations, summer, honeymoon, beach, swimming pool, party, cruise and etc.
  • Note: We strongly suggest that you have your body measurements taken first, and then refer to our size chart before order, L=US 12, XL=US 14, 2XL=16, 3XL=18, 4XL=20.
Bestseller No. 3
Summer Mae Maternity Swimsuit One Piece Bathing Suit Button Neck Cross Back Black S
  • 【DETACHABLE BUTTONS】This pregnancy bathing suit features a one-piece, detachable buttons on the neck, and removable padding bras. It also can be used as a breastfeeding swimsuit, nursing friendly. Ruched sides for a perfect fit during pregnancy and flatter your growing baby belly.
  • 【CROSS-BACK DESIGN】Adjustable shoulder straps offer good support with the cross-back style. Modest coverage with tummy control and a fully lined, unique design for maternity swimwear.
  • 【PREGNANCY SWIMSUIT】Classic solid ribbed maternity bathing suit for pregnant women is perfect to wear to the beach, pool, cruise, SPA, and summer vacation. A comfortable maternity one-piece will give you a good mood.
  • 【GARMENT CARE】Machine Wash or Hand Wash with Similar Colors. Recommend Cold Water. Do not Bleach. Do not Tumble Dye. Do not Iron.
  • 【SIZE RECOMMENDATION】Suggest choosing one large size if you have a large bust or hips. Please refer to our size chart picture for specific measurements to achieve a perfect fit.
Bestseller No. 4
EQ Swimwear Performance One Piece Harmony Lap Swimming Maternity Suit (Large, Milan Navy)
  • Exceptional fit for comfort and functionality while lap swimming.
  • Nylon spandex material, fully lined front and back for durability. Will not gap, sag or constrict.
  • Quick Drying, High Performance fabric stands up to those countless laps in the pool.
  • Size Guide: Bust 28-30 (S), Bust 32-34 (M), Bust 36-38 (L), Bust 40-41 (XL)
  • Functional and Stylish in and out of water.
Bestseller No. 5
Maternity Swimsuit High Waisted Bikini Set Two Piece Pregnancy Bathing Suit V Neck Maternity Swimwear Adjustable Swimming Suit Black L
  • 【High quality material】Maternity swimsuit is made of high quality 82% polyamide and 18% elasthane, which can ensure skin comfort, elasticity and durability, and maternity bikini can also be used by expectant mothers during pregnancy.
  • 【Classic design】Maternity bathing suit,the front cross V-neck design can lengthen the neck while modifying the collarbone. Pergnancy swimsuit’s pleated design on both sides can flatter the figure and make your stomach look fuller, even during pregnancy to show off a beautiful figure.
  • 【Fit design】Maternity swimwear,detachable padded bra for good support and plasticity of chest; Maternity swimsuit binkini set’s adjustable shoulder strap can adjust itself to the most comfortable position, perfect for the changes during pregnancy. The entire bottom is perfectly wrapped and covered, which can elegantly outline your curves.
  • 【Application】High waisted bikini bottom, suitable for swimming lessons, beach, pool, honeymoon, Hawaii, vacation, SPA, swimming and other water activities, is a perfect choice for mothers.
  • 【Clothing care】2 piece swimwear ,82% polyester + 18% spandex, fast drying high quality fabric - hand wash soft, extend product life. Please refer to the size table for specific size information.
SaleBestseller No. 6
Charmo High Waist Maternity Swimsuits Two Piece Ruched Push Up Swimwear V Neck Bikini Set Pink
  • 【Cross V Neck】Maternity swimsuit with cross v neckline makes you look sexy and easy to put on and take off
  • 【Great Support】These maternity bathing suit with removable padding push up bras to provide modest support and coverage
  • 【Adjustable Straps】Pergnancy swimsuit with adjustable shoulder straps to get a better fitting
  • 【Ruched High Waisted Bottom】These fully lined high waisted ruched bottom is super stretchy, stay up and never slide down even when wet, covers belly perfectly
  • 【Occasions】Maternity swimsuit binkini set is a great clothing for mothers-to-be.Perfect for family trips, lounging at the beach or the pool, tropical islands, vacations, cruise, etc
Bestseller No. 7
Bhome Maternity Swim Skirt Bikini Bottoms Over Belly Ruched Tankini Skirted Swim Shorts Black M
  • Size fit for Waist: (S) 29-31in (M) 31-33in (L) 33-35in (XL) 35-37in (XXL)37-39in (3XL)39-41in Hip: (S) 33-35in (M) 35-37in (L) 37-39in (XL) 39-41in (XXL)41-43in (3XL)43-45in Length: (S) 14.5in (M) 14.8in (L) 15.2in (XL) 15.6in (XXL)16in (3XL)16.4in
  • With built-in brief, the skirted maternity swim shorts letting you move comfortably ;
  • The high-rise waist covers your bump well , and the skirt just covers your thighs and butt without being too long to hide your stretch marks without getting in the way;
  • Basic maternity swim skirt in a full coverage, pairs perfectly with any of your swim tops;
  • Hand/machine wash cold, line dry or lay flat to dry
Bestseller No. 8
GINKANA Maternity Tankinis Set Ruffled 2 Piece Swimsuits High Waisted Maternity Bathing Suit Swimming Suits Sunbathing Wear,Olive,M
  • Size fit for Bust (S) 34-35in (M) 36-37in (L) 38-39in (XL) 40-41in (XXL) 42-43in.
  • Fabric: The two-piece maternity swimsuit is made of high-quality, quick-drying, and stretchy fabrics that are soft, comfortable, and smooth, making it suitable for all stages of pregnancy.
  • Features: This maternity tankini features a cute peplum ruffle hemline, adjustable straps, removable cups, high waist, and full coverage bottom to support your pregnant belly.
  • Occasion: This maternity tankini is a must-have for any expectant mother's wardrobe, perfect for a variety of water activities including swimming, sunbathing, and beach sports.
  • Tip: Hand wash recommended in cold water. Do not use dryer, bleach or iron on swimsuit, hang or line dry. Our maternity swimwear is all specially designed to make you feel more confident and become more charming.

Your Guide to Choosing the Perfect Maternity Swimming Costume

Congratulations on your pregnancy! Swimming is a fantastic way to stay active and comfortable during this special time. Finding the right maternity swimsuit is key to enjoying the water worry-free. This guide helps you pick the best one for your needs.

Key Features to Look For

A good maternity swimsuit supports your changing body. Look for these important features:

  • Built-in Support: This is crucial. A strong shelf bra or interior lining keeps everything secure, especially as your bust grows.
  • Adjustable Straps: Your body changes daily. Adjustable straps let you customize the fit for comfort and support throughout all trimesters.
  • Belly Room (Ruched Sides or Extra Fabric): Swimsuits designed for pregnancy often have ruching (gathering of fabric) on the sides. This fabric stretches easily over your growing bump.
  • Leg Openings: Check that the leg openings are comfortable and don’t dig in. They should stay in place when you move.
  • Nursing Access (For Post-Birth Use): If you plan to use the suit after delivery, look for features like crossover fronts or clips that allow easy breastfeeding access.

Important Materials Matter

The fabric needs to handle chlorine, sun, and constant stretching. High-quality materials make a big difference in how long your suit lasts.

Top Material Choices:

  • Nylon and Spandex/Lycra Blends: This is the standard for swimwear. Spandex provides the necessary stretch and recovery (the ability to snap back into shape).
  • Polyester: Polyester is very durable and resists fading from chlorine better than nylon. This is a great choice for frequent swimmers.
  • UPF Protection: Some suits include built-in Ultraviolet Protection Factor (UPF). This shields your sensitive pregnant skin from harmful sun rays.

Factors That Improve or Reduce Quality

Not all swimsuits are made equal. Quality impacts comfort and longevity.

What Boosts Quality:

  • Strong Seams: Double stitching or flatlock seams prevent chafing and stop the suit from tearing under tension.
  • Lining: A full lining prevents the suit from becoming see-through when wet, which is a common issue with thin, stretched fabric.
  • Colorfast Dyes: Good quality dyes resist fading from pool chemicals and sunlight.

What Lowers Quality:

  • Thin Fabric: Very thin material stretches too easily and often offers poor support.
  • Weak Elastic: If the elastic around the legs or bust feels weak when you first try it on, it will likely sag quickly in the water.

User Experience and Use Cases

Think about *how* you plan to use your swimsuit. This helps narrow down the style you need.

For Relaxation and Light Use:

If you plan gentle dips or relaxing by the pool, a simple one-piece with good belly ruching works well. Comfort is the main goal here.

For Active Swimming and Aqua Aerobics:

If you swim laps or attend prenatal water fitness classes, you need a more athletic design. Look for racerback styles or thicker straps. These designs keep the suit firmly in place during vigorous movement.

Tankinis vs. One-Pieces:

One-pieces offer maximum coverage and often the best support. Tankinis (a separate top and bottom) are great for easy restroom breaks and allow you to mix and match sizes for the top and bottom.

Frequently Asked Questions (FAQ)

Q: When should I buy my maternity swimsuit?

A: Many women buy their first suit around the end of the first trimester or early in the second trimester. However, since everyone grows differently, having something adjustable is best. Buy one when your regular suit starts feeling tight or uncomfortable.

Q: Do I need to buy a bigger size than usual?

A: Not always. Maternity swimsuits are specifically cut with extra room for your bump. Usually, you buy your pre-pregnancy size, but check the brand’s specific sizing chart, as some run small.

Q: How do I wash my maternity swimsuit?

A: Always rinse your suit in cool, fresh water immediately after swimming. Hand wash it gently with mild soap. Never put it in the dryer; lay it flat or hang it to air dry away from direct sunlight.

Q: Will the suit still fit after I give birth?

A: Some styles, especially those with adjustable side ties or tankinis, fit well immediately postpartum. If the suit has good stretch recovery, it can often double as a supportive nursing suit for a few months.

Q: Are maternity swimsuits more expensive?

A: They can sometimes cost a bit more due to the extra fabric and specialized construction (like built-in support). However, investing in a quality suit means you can wear it comfortably for many months.

Q: Should I choose a dark color or a bright color?

A: Darker colors (like navy or black) are very slimming and help hide any areas where the fabric is stretched very thin. Bright colors and fun patterns are great for lifting your mood!

Q: Is chlorine bad for my baby in the pool?

A: Swimming is generally very safe during pregnancy. The small amount of chlorine in a standard pool is not a concern for your baby. Focus on staying hydrated and avoiding overheating.

Q: What if I need extra tummy coverage?

A: Look for styles that offer high waists on the bottom or suits designed with full coverage panels over the stomach area. Some women also choose to wear a UV rash guard over their swimsuit for extra coverage.

Q: Can I wear my regular swimsuit if I just size up?

A: You can try, but regular swimsuits are not usually designed to support the weight of a pregnant belly. They often ride up in the front and pull down uncomfortably in the back, offering poor support.

Q: Are maternity bikinis available?

A: Yes! Many brands offer maternity bikinis. These usually feature a supportive, gathered top and bottoms with wide, low-cut side panels or high-waisted options that cover the bump comfortably.