Sea Level's popular One Piece swimsuits really do form the foundation of any holiday wardrobe. Our signature collection of styles combine athletic lines with innovative paneling and contemporary details to leave you feeling sculpted, supported & confident. Designed in Australia since 2018, we believe in enhancing a woman’s body, using the most innovative technology to create a wide selection of flattering and sculpting designs – our essential One Piece swimsuits are timeless, made from the highest quality fabrics, combining elegant lines with clever contemporary details to match any mood.

Our swimsuits are made from advanced eco-friendly fabrics which use regenerated nylon yarns derived from pre-consumer waste. The technology is advanced – not only do these recycled textiles maintain a durable soft feel and premium quality, they also provide UPF 50+ sun protection. 

Our One Piece swimwear also utilizes precision contouring and is available in a full offering of sizes, each style is expertly designed to enhance the body with ultimate support and comfort. Here, you can select from some of our most popular beach options including the Elite Molded Cup Bralette, the Cross Front Multifit One Piece and the Long Sleeved Multifit One Piece – all must-have styles that incorporate sculpting technology via Powermesh paneling at the front and back of the body, and all are available in a full range of cup sizes including D and DD cups. 

Frequently asked questions

Where can I see the full Sea Level range?
Browse everything we stock from Sea Level in our Sea Level collection.
How much is delivery, and can I return an order?
Standard delivery is free on Australian orders over $150 (under that, regular post is $6.95 and express is $9.95), and Click & Collect from our Darwin store is free. Returns and exchanges are accepted within 30 days on unworn items with tags attached; sale items are exchange or credit note only. See shipping and returns.