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beautikini period swim bottoms

Swimming during your period can be a challenge. Traditional menstrual products like menstrual cup and tampon aren’t always practical or comfortable for water activities.

Enter period proof swim bottoms. Designers created these innovative garments to provide leak-proof protection while you swim, surf, or lounge by the pool.

But how do you choose the best period swim bottoms for your needs? What features should you look for? How do they even work?

In this guide, we’ll answer all these questions and more. When shopping for period swimwear, we will discuss important factors such as comfort, fit, absorbency levels, and material choices.

Whether you’re a seasoned swimmer or just dipping your toes in the water, this guide will help you make an informed decision. So, let’s dive in.

A woman standing by a pool, ready to swim, wearing period swim bottoms

by Morgan Sessions (

Understanding Period Swim Bottoms

Before we delve into how to choose the best period swim bottoms, let’s first understand what they are. Period swim bottoms are a type of swimwear designed specifically for people who menstruate.

You should wear them during your period. They provide protection against leaks while you’re in the water, allowing you to swim with confidence.

beautikini side tie Period Swimwear


What Are Period Swim Bottoms?

Period swim bottoms are a revolutionary type of swimwear. They are designed to absorb menstrual flow and provide a leak-proof barrier.

These swim bottoms look and feel like regular swimwear. The difference lies in their special layers designed to trap and absorb menstrual fluid.

They come in various styles and sizes. From bikini bottoms to swim shorts, there’s a style to suit everyone’s preference.

How Do Period Swim Bottoms Work?

Period swim bottoms work through a combination of absorbent and waterproof layers. The absorbent layer soaks up the menstrual fluid, while the waterproof layer prevents any leaks.

The technology behind these swim bottoms is quite impressive. It allows for a high level of absorbency without the swimwear feeling bulky or uncomfortable.

Remember, period swim bottoms are not meant to replace your regular menstrual products completely. They are designed to provide an extra layer of protection while you’re in the water.

Key Features to Look For

When shopping for period swim bottoms, there are several key features to consider. These features will ensure that you choose the best product for your needs.

Period swim bottoms with key features highlighted

by Erol Ahmed (

Here are some of the most important features to look for:

  • Comfort and fit
  • Leak-proof technology
  • Absorbency levels
  • Material and durability

Comfort and Fit

Comfort is a crucial factor when choosing period swim bottoms. The swimwear should fit snugly, but not too tight that it becomes uncomfortable.

The right fit will ensure that the swim bottoms provide maximum protection against leaks. Also, it will make you feel more confident while swimming.

Remember, comfort and fit can vary between different brands and styles. It’s always a good idea to try on several options before making a purchase.

Leak-Proof Technology

Leak-proof technology is what sets period swim bottoms apart from regular swimwear. This technology involves multiple layers of fabric that work together to prevent leaks.

Beautikini 4 layers leak-proof 3D swimwear structure display

Beautikini 4 layers leak-proof 3D swimwear structure display

The outer layer is usually waterproof to prevent any leaks from reaching your clothes or the water. The inner layers are absorbent, soaking up the menstrual fluid.

Choosing swim bottoms with proven leak-proof technology is important. This will give you peace of mind while swimming during your period.

Absorbency Levels

Different period swim bottoms offer different levels of absorbency. Some are designed to handle light flow, while others can handle medium to heavy flow.

The level of absorbency you need will depend on your menstrual flow. If you have a heavier flow, you’ll need swim bottoms with a higher absorbency level.

Keep in mind that period swim bottoms are not meant to replace your regular menstrual products. They are designed to provide an extra layer of protection while you’re in the water.

Material and Durability

The material of the period swim bottoms plays a significant role in their comfort and durability. Most period swimwear is made from a blend of nylon and elastane for stretch and comfort.

The material should also be quick-drying. This will keep you comfortable both in and out of the water.

Durability is another important factor. The swim bottoms should be able to withstand frequent use and washing without losing their effectiveness.

Choosing the Right Style and Size

Period swim bottoms come in various styles and sizes. Choosing the right one can make a significant impact on your comfort and confidence.

Different styles and sizes of period swim bottoms

by The Female Company (

Here are some tips to help you choose the right style and size:

  • Understand your body type and what styles suit it best.
  • Measure yourself accurately for the perfect fit.
  • Try on different styles and sizes to see what feels most comfortable.

Different Styles for Different Needs

There are several styles of period swim bottoms available. These include bikini bottoms, boy shorts, and one-piece swimsuits.

Each style has its own advantages. For example, bikini bottoms are great for tanning, while boy shorts provide more coverage.

The best style for you will depend on your personal preference and the type of swimming you plan to do. It’s a good idea to have a few different styles in your swimwear collection.

Measuring for the Perfect Fit

Getting the right size fit is crucial for comfort and leak protection. To measure yourself for period swim bottoms, you’ll need to measure your waist and hips.

Your waist measurement is the circumference around your natural waistline. Your hip measurement is the circumference around the widest part of your hips.

Once you have these measurements, you can refer to the brand’s size chart to find your perfect fit. Remember, sizes can vary between brands, so always check the size chart before making a purchase.

Care and Maintenance

Taking care of your period swim bottoms is key to their longevity. Proper care can also ensure they remain effective and comfortable.

beautikini period swimwear


Here are some tips on how to wash and dry your swimwear, and when to replace them.

Washing and Drying Your Period Swim Bottoms

After each use, rinse your period swim bottoms in cold water. This helps to remove any chlorine or salt water.

Then, hand wash them using a mild detergent. Avoid using bleach or fabric softeners as these can damage the material.

Finally, let your swim bottoms air dry. Avoid using a dryer as the heat can damage the leak-proof lining.

When to Replace Your Swimwear

The lifespan of your period swim bottoms depends on how often you use them and how well you take care of them. On average, they can last for about two to three years.

If you notice any signs of wear and tear, such as loose seams or a thinning material, it’s time to replace them. Also, if they no longer provide the same level of leak protection, it’s a clear sign that you need a new pair.

Environmental and Health Considerations

When choosing period swim bottoms, it’s important to consider their environmental and health impacts. These factors can influence your decision and help you choose a product that aligns with your values.

Eco-friendly period swim bottoms

by Josefin (

Here are some considerations to keep in mind:

  • Sustainability of the product
  • Health benefits and certifications

Sustainable and Eco-Friendly Options

Period swim bottoms are a reusable alternative to disposable menstrual products. This makes them a more sustainable choice.

By choosing reusable period swimwear, you’re reducing the amount of menstrual product waste. This is a small step towards a more sustainable lifestyle.

Moreover, some brands use eco-friendly materials and ethical manufacturing processes. Look for these features when shopping for period swim bottoms.

Health Benefits and Certifications

Period swim bottoms can be healthier than traditional menstrual products. They don’t contain harmful chemicals found in some disposable products.

Some period swimwear brands have certifications from health organizations. These certifications can provide assurance about the safety and effectiveness of the product.

Also, using period swim bottoms can reduce the risk of Toxic Shock Syndrome (TSS). This is a rare but serious condition associated with tampon use.

Making Your Purchase

Once you’ve considered all the factors, it’s time to make your purchase. But where do you buy period swim bottoms? And what should you look out for?

Here are some tips:

  • Where to buy period swim bottoms
  • Checking return policies and warranties

Where to Buy Period Swim Bottoms

You can buy period swim bottoms from various sources. Many brands sell their products online, on their own websites or on e-commerce platforms.

Physical stores may also carry period swimwear. These include swimwear stores, sports outlets, and health stores.

Before buying, read user reviews and ratings. They can provide valuable insights into the product’s performance and quality.

Checking Return Policies and Warranties

When buying period swim bottoms, especially online, check the return policy. Ensure you can return or exchange the product if it doesn’t fit or meet your expectations.

Also, look for warranties or guarantees. These can provide additional assurance about the product’s quality and durability (Beautikini offer 30 DAYS MONEY BACK GUARANTEE polity).

Remember, investing in period swim bottoms is about comfort, confidence, and sustainability. Choose wisely.


Choosing the best period swim bottoms involves considering various factors. From comfort and fit to absorbency levels and material, each aspect plays a crucial role.

Remember, the right period swimwear can empower you to enjoy water activities anytime. So, take your time, do your research, and make an informed choice.