SEASONAL RESET SALE UPDATE: Due to high demand during our Seasonal Reset, only a few units are in stock! If you can still click 'Add to Cart,' it’s still available.
The CASEY Tankini combines a fashionable design with flattering tummy coverage, crafted from luxurious fabrics for optimal comfort and elegance. This refined piece not only creates a stunning silhouette but also provides a delightful wearing experience, whether you're at the beach or by the pool.

✔ Top-Notch Quality: The trendy CASEY tankini stands out with its high-quality materials and meticulous craftsmanship, ensuring durability and style.
✔ Tummy Coverage: Offers effective tummy coverage for a confident look at the beach or pool.
✔ Slimming Waist: Strategically placed seams and design elements enhance the waist and highlight your figure.
✔ Comfortable Fit: Enjoy maximum comfort with soft, stretchy fabrics and a fit that allows freedom of movement.

Don’t miss out! Shop today only with our exclusive discount while stocks last.
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Every order is carefully prepared and shipped using trusted delivery partners within Australia & New Zealand. We focus on reliable, efficient shipping so your items arrive safely and in excellent condition.
Not completely satisfied with your purchase? We’re here to help.
We carefully select and check every item before it’s shipped. If something isn’t right, please contact our customer support team and we’ll gladly look for a suitable solution together.
Your satisfaction is important to us, and we always aim for a fair and transparent outcome.
We’re here to help whenever you need us. Our customer support team is available by email to answer your questions and assist you with your order. We aim to respond as quickly as possible and always with care.
and 9k+ other women love Harper & Mason.
Chosen with care. Loved by women across Australia & New Zealand.
I wasn’t sure what to expect ordering online, but the quality surprised me. The fabric feels premium and the fit is lovely.
Emily J. – Sydney, NSW
Beautiful pieces and true to size. The packaging felt thoughtful and the items looked exactly like the photos.
Sarah M. – Melbourne, VIC
I love how effortless the styles are. Easy to dress up or down. Will definitely be ordering again.
Chloe T. – Auckland, NZ
Finally a boutique that feels curated and not mass-produced. The pieces look beautiful in real life.
Hannah P. – Brisbane, QLD
The quality is better than I expected for the price. Everything feels comfortable and well made.
Laura K. – Perth, WA
Everything arrived nicely packaged and looked exactly like the photos.
Sarah M. – Melbourne, VIC
Carefully selected pieces, you can tell.
Olivia P. – Gold Coast, QLD
I love how curated the collection feels. Not random items, but real style.
Laura K. – Perth, WA
Harper & Mason Sydney was created from a love for timeless fashion and effortless elegance. Inspired by the lifestyle of Sydney, we curate refined pieces made to be worn with confidence — day after day.
This season’s final collection is available at special prices. Once sold out, these styles won’t return.
Easy returns within 30 days
Fast and traceable delivery across Australia and New Zealand (track & trace)
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