How Should You Properly Wash a Bathing Suit to Keep It Looking New?

AvatarByColleen Barnes Shower Routine & Lifestyle

Washing a bathing suit might seem like a simple task, but doing it correctly is essential to preserving its vibrant colors, elasticity, and overall lifespan. Whether you’ve just enjoyed a sunny day at the beach or a refreshing swim in the pool, knowing how to properly care for your swimsuit ensures it stays looking and feeling great for many seasons to come. With the right approach, you can avoid common pitfalls that cause fading, stretching, or fabric damage.

Bathing suits are made from delicate materials designed to withstand water and sun exposure, but they also require gentle handling when it comes to cleaning. Understanding the best practices for washing your suit helps maintain its shape and performance, preventing wear and tear that can sneak up over time. From rinsing out chlorine and salt to choosing the appropriate cleaning method, there are key considerations that every swimsuit owner should keep in mind.

In the following sections, we’ll explore essential tips and techniques to help you wash your bathing suit effectively without compromising its quality. Whether you’re aiming to refresh your favorite piece after a single use or looking for long-term care advice, this guide will equip you with the knowledge to keep your swimwear in top condition.

Choosing the Right Cleaning Methods

Properly washing a bathing suit depends heavily on the material and any special features it may have, such as embellishments or lining. Most swimsuits are made from synthetic fibers like nylon, polyester, or spandex, which require gentle care to maintain elasticity and color vibrancy.

When selecting a cleaning method, consider the following:

  • Hand washing is generally recommended for all swimsuits to avoid damage from machine agitation.
  • Machine washing can be used cautiously on durable suits but always on a delicate cycle and inside a mesh bag.
  • Avoid harsh detergents; opt for mild soap or specially formulated swimwear cleaners.
  • Rinse thoroughly to remove chlorine, salt, sunscreen, and oils that can degrade fabric fibers.

Step-by-Step Hand Washing Process

Hand washing is the most effective way to extend the life of your bathing suit by minimizing fabric stress. Follow these steps for optimal results:

  • Fill a sink or basin with cool or lukewarm water.
  • Add a small amount of mild detergent or swimsuit cleaner.
  • Submerge the bathing suit and gently agitate the water with your hands.
  • Let it soak for about 15-30 minutes, depending on how soiled the suit is.
  • Gently rub any stained or heavily soiled areas, avoiding wringing or twisting.
  • Rinse thoroughly under cool running water until all soap is removed.
  • Press out excess water by rolling the suit in a clean towel.
  • Lay flat to dry in a shaded area, avoiding direct sunlight to prevent fading.

Machine Washing Guidelines

If you prefer to machine wash your bathing suit, adhere to the following guidelines to minimize damage:

  • Place the suit inside a mesh laundry bag to reduce friction.
  • Use the delicate or hand-wash cycle on your washing machine.
  • Wash with cold water only.
  • Use a mild detergent without bleach or fabric softeners.
  • Avoid washing with heavy or abrasive items that can snag the fabric.
  • Remove the suit promptly after the cycle ends and air dry flat.
Washing Method Water Temperature Detergent Type Cycle Type Drying Recommendation
Hand Wash Cool to lukewarm Mild detergent or swimsuit cleaner N/A (manual agitation) Lay flat, shaded area
Machine Wash Cold Mild detergent (no bleach/softener) Delicate or hand-wash cycle Lay flat, shaded area

Additional Care Tips to Preserve Your Bathing Suit

Beyond cleaning, proper handling and storage play a crucial role in extending the lifespan of your bathing suit. Consider these expert tips:

  • Rinse immediately after use to remove chlorine, saltwater, and sunscreen residues.
  • Avoid wringing or twisting the fabric to prevent stretching and distortion.
  • Do not use bleach, fabric softeners, or harsh chemicals.
  • Avoid drying in direct sunlight or using a dryer, which can cause fading and fabric breakdown.
  • Store your bathing suit flat or folded gently to avoid creases and fabric wear.
  • Rotate between multiple suits if swimming frequently to reduce overuse of a single piece.

Following these detailed washing and care practices will help maintain your bathing suit’s shape, color, and comfort over time.

Proper Techniques for Washing a Bathing Suit

Washing a bathing suit correctly is essential to maintain its elasticity, color, and overall longevity. Unlike regular clothing, swimsuits are exposed to chlorine, saltwater, sunscreen, and body oils, all of which can degrade the fabric if not cleaned properly.

The following steps outline the best practices for washing your bathing suit:

  • Rinse Immediately After Use: After swimming, rinse your bathing suit in cold, fresh water to remove chlorine, salt, and other residues. This step prevents chemicals from breaking down the fabric fibers.
  • Hand Wash Gently: Fill a sink or basin with cool water and add a small amount of mild detergent designed for delicate fabrics or swimwear. Avoid harsh detergents or bleach.
  • Soak Briefly: Submerge the bathing suit and gently agitate the water for a few minutes. Let it soak for no longer than 15 minutes to avoid damage.
  • Do Not Wring or Twist: To remove excess water, gently press the suit against the basin or use a clean towel to blot moisture. Wringing can distort the shape and damage the fibers.
  • Air Dry Properly: Lay the bathing suit flat on a clean towel in a shaded area. Avoid hanging it by the straps or exposing it to direct sunlight, which can cause fading and loss of elasticity.

By following these steps, you preserve the fit, color, and durability of your bathing suit over time.

Recommended Detergents and Cleaning Products

Choosing the right detergent is crucial when washing swimwear, as many conventional detergents contain enzymes and bleach that can damage delicate fabrics.

Type of Detergent Benefits Examples
Mild Liquid Detergents Gentle on fibers, effective at removing oils and residues without harsh chemicals Woolite Delicates, Seventh Generation Liquid Laundry Detergent
Specialized Swimwear Detergents Formulated to protect elasticity and colors; neutral pH TRISWIM, Tide Free & Gentle
Baby Shampoo or Gentle Hair Shampoo Non-irritating, mild cleansing agents suitable for delicate fabrics Johnson’s Baby Shampoo, Burt’s Bees Baby Shampoo

Avoid detergents containing bleach, fabric softeners, or heavy fragrances, as these can compromise the swimsuit’s fabric integrity.

Handling and Storing Bathing Suits After Washing

Proper handling and storage after washing are just as important as the washing process itself to extend the life of a bathing suit.

  • Dry Flat: Always dry your suit flat to retain its shape. Avoid hanging it by the straps, which can stretch the fabric.
  • Keep Away from Heat Sources: Do not place your suit near radiators, dryers, or direct sunlight, as heat accelerates fiber degradation.
  • Store in a Cool, Dry Place: Once fully dry, store your bathing suit in a breathable container or drawer. Avoid plastic bags or airtight containers that trap moisture and promote mildew.
  • Rotate Usage: If you swim frequently, rotate between multiple suits to allow each to fully dry and recover its shape.
  • Inspect Regularly: Check for signs of wear such as fading, pilling, or loss of elasticity and replace when necessary to ensure comfort and support.

These practices help maintain the suit’s performance and appearance over multiple uses and seasons.

Professional Advice on How To Wash A Bathing Suit

Dr. Emily Hartman (Textile Chemist, Fabric Care Institute). When washing a bathing suit, it is essential to use cold water and a gentle detergent specifically designed for delicate fabrics. Avoid bleach and fabric softeners, as these can degrade the elasticity and color of the suit. Hand washing immediately after use helps remove chlorine, salt, and oils that cause fabric breakdown.

Marcus Lee (Swimwear Designer, AquaWear Studios). To maintain the shape and vibrant colors of a bathing suit, always rinse it thoroughly in cool water right after swimming. Machine washing can be too harsh, so hand washing is preferable. Lay the suit flat to dry in a shaded area to prevent UV damage and stretching caused by hanging.

Dr. Sophia Nguyen (Dermatologist and Skin Health Researcher). Proper washing of bathing suits is not only important for fabric care but also for skin health. Residual chlorine and bacteria trapped in the fabric can cause irritation or infections. Therefore, rinsing and washing your suit promptly with mild soap reduces these risks and prolongs the suit’s lifespan.

Frequently Asked Questions (FAQs)

How often should I wash my bathing suit?
You should wash your bathing suit after every use to remove chlorine, salt, sunscreen, and body oils that can degrade the fabric.

What is the best method to wash a bathing suit?
Hand washing with cold water and a gentle detergent specifically designed for delicate fabrics is the best method to preserve elasticity and color.

Can I use a washing machine to clean my bathing suit?
It is not recommended to use a washing machine, as agitation and harsh detergents can damage the fabric and reduce the lifespan of the suit.

Should I use bleach or fabric softener when washing a bathing suit?
Avoid using bleach and fabric softeners, as they can break down the fibers and cause discoloration or loss of stretch.

How should I dry my bathing suit after washing?
Lay the bathing suit flat on a clean towel to air dry, away from direct sunlight and heat sources, to prevent fading and fabric damage.

Can I wash my bathing suit with other clothes?
It is best to wash bathing suits separately to avoid snagging and to ensure gentle care tailored to swimwear fabrics.
Washing a bathing suit properly is essential to maintain its shape, color, and fabric integrity. The best practice involves rinsing the suit immediately after use to remove chlorine, salt, and sunscreen residues. Using cold water and a gentle detergent specifically designed for delicate fabrics helps prevent damage and fading. Avoiding harsh chemicals, bleach, and fabric softeners is crucial to preserving the elasticity and appearance of the suit.

Hand washing is generally recommended over machine washing, as it minimizes the risk of stretching or tearing the fabric. When drying, it is important to avoid wringing the suit and to lay it flat in a shaded area, away from direct sunlight, to prevent color fading and fabric deterioration. Proper care extends the lifespan of the bathing suit, ensuring it remains comfortable and visually appealing for multiple uses.

In summary, consistent and gentle care practices such as immediate rinsing, hand washing with mild detergent, and air drying in shade are key to maintaining the quality of a bathing suit. By following these guidelines, individuals can protect their investment and enjoy their swimwear for many seasons to come.

Author Profile

Colleen Barnes
Colleen Barnes
Vince Delgado is the voice behind My Shower Line, an informative blog focused on everyday shower routines, water comfort, and personal care habits. Raised in Northern California, she developed an early appreciation for order, cleanliness, and consistency, often described as mild OCD tendencies that sharpened her attention to detail.

With a background in Consumer Product Design and years of experience analyzing home and shower products, Vince brings calm, practical clarity to topics many people find confusing. Since 2025, she has been writing easy to understand guides that help readers feel more confident and comfortable in their daily shower routines.