This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

Cart 0

Congratulations! Your order qualifies for free shipping You are $0 away from free shipping.
No more products available for purchase

Subtotal Free
Shipping, taxes, and discount codes are calculated at checkout

Tips to Prevent Your Swim Trunks from Fading

Tips to Prevent Your Swim Trunks from Fading - Bondi Joe Swimwear

Keeping your swim trunks looking vibrant and new can be a challenge, especially when they are regularly exposed to sun, chlorine, saltwater, and frequent washing. Fading swim trunks not only lose their aesthetic appeal but also may indicate deterioration of the fabric. This comprehensive guide will provide you with essential tips to prevent your mens swim trunks from fading, ensuring they maintain their color and durability for many seasons. By understanding the causes of fading and implementing proper care techniques, you can enjoy your swimwear for longer.

Understanding Why Swim Trunks Fade

Sun Exposure

One of the primary reasons swim trunks fade is prolonged exposure to the sun. Ultraviolet (UV) rays break down the chemical bonds in dyes, leading to color loss. This process is accelerated by extended periods spent outdoors, especially during peak sun hours.

Chlorine and Saltwater

Chlorine in swimming pools and salt in seawater are other culprits that contribute to fading. Chlorine is a strong chemical that not only affects the fabric’s color but can also weaken the fibers. Saltwater can have a similar impact, causing the dye to break down and wash out more quickly.

Improper Washing Techniques

Incorrect washing methods can exacerbate fading. Using harsh detergents, washing in hot water, and over-washing can all strip the color from your swim trunks. It's crucial to adopt gentle washing practices to preserve their vibrancy.

Pre-Wear Tips to Prevent Fading

Rinse Before Use

Rinsing your swim trunks in fresh water before entering a pool or the ocean can help reduce the amount of chlorine or saltwater the fabric absorbs. This simple step creates a barrier that can protect the dye from harsh elements.

Apply Sunscreen Carefully

Sunscreens and tanning oils can stain swim trunks and contribute to fading. Apply sunscreen thoroughly but be mindful to let it dry before putting on your trunks to avoid direct contact with the fabric.

Limit Sun Exposure

Whenever possible, limit the time your swim trunks spend in direct sunlight. Opt for shaded areas or cover your trunks with a towel when not in use. This reduces the amount of UV radiation the fabric absorbs.

Proper Washing Techniques

Hand Washing

Hand washing is the gentlest way to clean swim trunks and can significantly reduce fading. Use cool or lukewarm water and a mild detergent designed for delicate fabrics. Avoid wringing the trunks; instead, gently press out excess water.

Machine Washing

If you prefer using a washing machine, place the swim trunks in a mesh laundry bag to protect them. Use the gentle cycle with cold water and a mild detergent. Avoid using bleach or fabric softeners, as these can accelerate fading and damage the fabric.

Rinsing After Each Use

Rinse your swim trunks with fresh water immediately after swimming to remove chlorine, salt, and other chemicals. This practice prevents the buildup of substances that can weaken the fabric and cause fading.

Drying Your Swim Trunks

Air Drying

Air drying is the best method for drying swim trunks. Lay them flat on a clean, dry towel in a shaded, well-ventilated area. Avoid direct sunlight, which can further fade the fabric.

Avoiding Heat Exposure

Never use a dryer to dry your swim trunks. The heat can cause the colors to fade more quickly and damage the fabric’s elasticity. High temperatures are detrimental to the longevity of swimwear.

Storing Swim Trunks

Dry Completely Before Storing

Ensure your swim trunks are completely dry before storing them. Storing damp swimwear can lead to mold and mildew growth, which can damage the fabric and cause discoloration.

Use Breathable Storage

Store your swim trunks in a breathable fabric bag or a well-ventilated drawer. Avoid plastic bags or airtight containers, which can trap moisture and promote mildew.

Additional Tips to Maintain Vibrant Swim Trunks

Rotate Your Swim Trunks

Having multiple pairs of swim trunks and rotating their use can prevent any single pair from being overexposed to sun, chlorine, and saltwater. This practice allows each pair to recover and maintain its color for a longer period.

Use a Fabric Protector Spray

Fabric protector sprays designed for swimwear can provide an additional layer of defense against UV rays, chlorine, and saltwater. These sprays can help preserve the color and extend the life of your swim trunks.

Avoid Rough Surfaces

Avoid sitting or leaning on rough surfaces like concrete, as they can cause abrasions and snags that contribute to fading and fabric wear. Use a towel as a barrier when sitting on such surfaces.

Common Mistakes to Avoid

Using Harsh Detergents

Avoid using harsh detergents or bleach, as these chemicals can strip the color from your swim trunks and weaken the fabric. Always choose mild, swimwear-specific detergents.

Washing in Hot Water

Hot water can cause the dyes in swim trunks to bleed and fade more quickly. Always wash your swim trunks in cool or lukewarm water to preserve their color.

Excessive Washing

While it’s important to keep your swim trunks clean, over-washing can cause fading. Rinse thoroughly after each use and wash them fully only when necessary to maintain hygiene and color.

Be sure to also read our other guides to mens swimwear care and maintenance.

The Benefits of Proper Swim Trunk Care

Prolongs Lifespan

By following proper care techniques, you can significantly extend the lifespan of your swim trunks. Well-maintained swimwear retains its shape, elasticity, and color, providing you with long-lasting performance.

Maintains Aesthetic Appeal

Properly cared-for swim trunks look vibrant and new, enhancing your overall appearance. This is particularly important if you invest in high-quality swimwear and want to get the most out of your purchase.

Enhanced Comfort

Swim trunks that are well-maintained are more comfortable to wear. The fabric remains soft and elastic, providing a better fit and feel compared to worn-out, faded trunks.

Eco-Friendly Choice

Taking good care of your swim trunks reduces the need for frequent replacements, which is both cost-effective and environmentally friendly. Reducing waste by extending the life of your swimwear contributes to sustainable fashion practices.


Preventing your swim trunks from fading involves a combination of pre-wear precautions, proper washing techniques, and mindful drying and storage practices. By understanding the factors that contribute to fading and implementing the tips outlined in this guide, you can keep your swim trunks looking vibrant and new for longer. Remember, investing a little extra time and care into your swimwear routine can pay off significantly, preserving both the appearance and functionality of your favorite swim trunks.


How can I prevent my swim trunks from fading? To prevent fading, rinse your swim trunks in fresh water before and after use, avoid prolonged sun exposure, use mild detergents, and air dry them in the shade.

What is the best way to wash swim trunks to prevent fading? Hand washing in cool water with a mild detergent is the best method. If using a washing machine, place the trunks in a mesh laundry bag and use the gentle cycle with cold water.

Can sunscreen cause swim trunks to fade? Yes, sunscreen and tanning oils can stain and contribute to fading. Apply sunscreen thoroughly and allow it to dry before putting on your swim trunks.

Is it okay to dry swim trunks in the sun? While air drying is recommended, avoid direct sunlight as it can accelerate fading. Dry your swim trunks in a shaded, well-ventilated area instead.

How often should I wash my swim trunks? Rinse your swim trunks after each use to remove chlorine and salt. Wash them fully with detergent after every few wears, or as needed based on frequency of use.

What should I do if my swim trunks have already started to fade? To minimize further fading, follow the care tips outlined in this guide. Additionally, you can try soaking the trunks in a mixture of water and white vinegar to help set the colors before washing them again.


How Long Should Men's Trunks Be?

How Long Should Men's Trunks Be?

Choosing the right length for men's swim trunks can significantly impact comfort, style, and functionality. Whether you're heading to the beach, lounging by the pool, or engaging in water sports,...

Read more
10 Trends in Men's Swim Trunks - Bondi Joe Swimwear

10 Trends in Men's Swim Trunks

Men's swim trunks have evolved significantly over the years, with new trends emerging each season. Whether you're hitting the beach or lounging by the pool, staying up-to-date with the latest...

Read more