We want you to feel amazing in our swimwear. If it's not quite right, we offer:

  • Store Credit (3 year expiry).
  • Exchange* OR
  • Full Refund**

*Exchanges are only available for AU and US customers at this time. 

**Refunds exclude shipping costs. These charges will not be refunded.

*Please note: Where items are marked as “FINAL SALE”, returns will not be accepted for a refund or store credit. Items purchased using a discount code or temporary promotion can be returned through the online return portal.


• Full-priced items (items purchased using a discount code or temporary promotion can be returned through the online return portal as usual).

• Recent orders within 30 days

• In original, un-washed and unworn condition with tags and hygiene strip attached. Easy returns are great but avoiding a return is better. Be sure to check our size guide here or email us  - we're happy to help you. 


Please note that exchanges are only available for AU and US customers at this time.

There is a 28-day period between when you submit your exchange and when you drop it off at the post office. Please return your item to the Post Office as soon as possible to avoid missing out in case your item sells out.

Once your exchange is dropped off at the Post Office, your package will display as “In Transit” and your order will be created and shipped. If you don’t manage to drop off your item in time at the Post Office and your item sells out your exchange request will convert into a standard return and you will be refunded for you items.


In the unlikely event of a faulty item, do not hesitate to initiate the return through our returns portal. Select your reason as DAMAGED and you will be required to upload a minimum of 2 images of the faulty garment.


Select store credit or exchange to avoid any postage costs and receive credit for your next purchase.

For ALL refunds, return pricing is calculated based on item weight. 


Step 1: Submit your return request in the link below:


Step 2: Please return your products using postal standard packaging and ensure all items are in original, un-washed, unworn condition with tags and hygiene strip attached.

Step 3: Download and print your return label. Tape it securely to your parcel. Do not cover the barcode.

Step 4: Drop off your parcel to your nearest Australia Post store as soon as possible.

Please allow up to 4-6 business days to process your store credit or refund upon receiving your parcel.


Sea Level Australia is not responsible for the cost of return shipping.

We suggest you use your country's national postal service as it will usually offer the most cost-effective option for returning your products. If you need more advice on how best to ship your return from your country, please contact


Once we have received your return, please allow up to 4-6 business days to process your store credit or refund.

Banks and payment services i.e Paypal, Afterpay, may take up to 5-10 business days to clear funds into your account.


Items marked as “FINAL SALE” will not be accepted for a refund, store credit or exchange. Items purchased using a discount code or temporary promotion can be returned through the online return portal.

When you sign up to our mailing list, you will receive an immediate discount code to use on your first full price purchase!

You will also receive promotions and flash sales from time to time, however, any orders made prior to any sale are not negotiable for a percentage of a refund once a sale commences. No exchanges, no exceptions.

Please note the $20 off your first order is only valid for full price items.

Sea Level Swim captures the spirit of summer through relaxed escapism, a celebration of form and function, confidence and sustainable ideas. Designed in Australia since 2018, our collections feature precision contouring and body-moulded swimsuits made from regenerated nylon that has been upcycled from pre-consumer waste. The result is a beautiful line-up of luxurious, high-quality pieces that feel right for the times.

Our inspired designs are an artful expression of the beauty of women and the freedom of summer days by the sea.

Explore our collection of classic, body shaping one pieces, surfsuits, bikini tops, bottoms and tankinis. Or, check out our New Arrivals page for a flattering swimsuit that is so on trend. Looking for an easy decision? Take a look at our best sellers page, a collection of must-have shapes that are easy-to-wear.

Style your swim this holiday season with our collection of must-have overswim shapes. Light & breathable throw over shirts & dresses, luxe 100% linen shorts & shirts, or easy-to-wear tunic dresses to wear over your swim.

Or, take the plunge in our high-definition Essentials collection. When it comes to shape and silhouette, often it’s the simplest statements that have the most impact. Our Essentials collection, with its clean-cut designs and clever contouring comprises our most iconic poolside essentials designed to enhance the body with ultimate support and comfort. This collection embodies the spirit of our Sea Level Swim: shape, confidence, sustainable processes and timeless elegance.

From classic cuts, to fashion shapes, we have the perfect one piece or bikini set for you. Crafted with our signature 360 degree powermesh, they will flatter & sculpt your body, leaving you feeling comfortable and oh so confident. With bikini tops that fit from a B to G cup, along with oh-so-comfortable multifit cups, there is a perfect shape for every body.

Shop now, pay later with Afterpay and Klarna. Or give the gift of choice with a Sea Level gift card and share the ultimate flattering swimwear brand with a loved one.