AUSTRALIAN BIKINIS & SWIMWEAR - EXCLUSIVE, SUSTAINABLE & HANDMADE

STYLES LOVED BY YOU
A model wearing a black bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties.
A model wearing a red bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A model wearing a red and blue earth bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A blue and black triangle bikini top with a crisscross neck design, featuring adjustable ties and ruched cups for a flattering fit
A model wearing a bright blue triangle bikini top with thin straps and matching tie-side bottoms in a sunny outdoor setting.
A model wearing a blue bikini top paired with a red bikini bottom, styled in a vibrant color-block look.
A model wearing a matching red bikini top and bottom, styled as a classic two-piece swimwear set.
A model wearing a red bikini top paired with a black adjustable-tie bikini bottom, styled in a modern color-block look
A young model wearing a red and black bikini top paired with a watercolor-patterned bottom, styled in a vibrant color-block look.
A mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable side ties for a flattering fit
Back view of a red triangle bikini bottom featuring adjustable tie sides and a cheeky fit
Side view of a mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable tie sides
A model wearing a black bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties.
A model wearing a red bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A model wearing a red and blue earth bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A blue and black triangle bikini top with a crisscross neck design, featuring adjustable ties and ruched cups for a flattering fit
A model wearing a bright blue triangle bikini top with thin straps and matching tie-side bottoms in a sunny outdoor setting.
A model wearing a blue bikini top paired with a red bikini bottom, styled in a vibrant color-block look.
A model wearing a matching red bikini top and bottom, styled as a classic two-piece swimwear set.
A model wearing a red bikini top paired with a black adjustable-tie bikini bottom, styled in a modern color-block look
A young model wearing a red and black bikini top paired with a watercolor-patterned bottom, styled in a vibrant color-block look.
A mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable side ties for a flattering fit
Back view of a red triangle bikini bottom featuring adjustable tie sides and a cheeky fit
Side view of a mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable tie sides
A model wearing a black bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties.
A model wearing a red bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A model wearing a red and blue earth bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A blue and black triangle bikini top with a crisscross neck design, featuring adjustable ties and ruched cups for a flattering fit
A model wearing a bright blue triangle bikini top with thin straps and matching tie-side bottoms in a sunny outdoor setting.
A model wearing a blue bikini top paired with a red bikini bottom, styled in a vibrant color-block look.
A model wearing a matching red bikini top and bottom, styled as a classic two-piece swimwear set.
A model wearing a red bikini top paired with a black adjustable-tie bikini bottom, styled in a modern color-block look
A young model wearing a red and black bikini top paired with a watercolor-patterned bottom, styled in a vibrant color-block look.
A mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable side ties for a flattering fit
Back view of a red triangle bikini bottom featuring adjustable tie sides and a cheeky fit
Side view of a mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable tie sides
A model wearing a black bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties.
A model wearing a red bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A model wearing a red and blue earth bikini bottom with a high-rise waist and cheeky cut, featuring adjustable ruching and ties
A blue and black triangle bikini top with a crisscross neck design, featuring adjustable ties and ruched cups for a flattering fit
A model wearing a bright blue triangle bikini top with thin straps and matching tie-side bottoms in a sunny outdoor setting.
A model wearing a blue bikini top paired with a red bikini bottom, styled in a vibrant color-block look.
A model wearing a matching red bikini top and bottom, styled as a classic two-piece swimwear set.
A model wearing a red bikini top paired with a black adjustable-tie bikini bottom, styled in a modern color-block look
A young model wearing a red and black bikini top paired with a watercolor-patterned bottom, styled in a vibrant color-block look.
A mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable side ties for a flattering fit
Back view of a red triangle bikini bottom featuring adjustable tie sides and a cheeky fit
Side view of a mid-waist bikini bottom featuring red, black, and aqua color blocks with adjustable tie sides

YOUR FAVOURITES

As seen on INSTA

onikibikinis
Premium detail view of Fire Red Halter Multiway Bikini Top – mix and match with any bikini bottom
Angled front view of Water Triangle Blue and Black Bikini Top – supportive fit with adjustable ruching at front
Halter Neck full coverage bikini top
Triangle string bikini with neck and back ties
Recycled fabric bikini top halter Australia
Bikini top 2 colours triangle
Handmade Unpadded Blue Triangle bikini top

O NIKI AUSTRALIAN SWIMWEAR

O Niki is an Australian designed bikini & swimwear label. Our original prints are inspired from heritage fabrics and textiles. We are an Australian brand known for bold colours and comfortable designs.

Designed in house in Melbourne Australia, each collection features bikini tops in a number of styles with stunning colour combinations and signature prints. Our halter bikini tops are designed for coverage and support. The triangle bikini tops are both sexy and comfortable and are available in a range of colours and patterns.

O Niki bikini bottoms offer a range of coverage options with adjustable side ties.

Our one pieces swimwear collection, launching Jan 2026 features signature prints and attention to detail with adjustable neck and side ties for comfort.

O Niki is Australian swimwear made from sustainable fabrics. A modern Australian bikini & swimwear label synonymous with beauty, luxury, sustainability, affordability and quality. These unique, heritage influenced bikini collections are infused with bold colours, a modern flare and comfortable designs. These are proudly designed in Australia and handmade with love and impeccable attention to detail. 

Iconic feminine designs, immaculate fit, comfortable, soft-to-touch recycled fabric, original prints and enduring quality is what makes O Niki Australia special.

EXPLORE THE SELECTION OF AUSTRALIAN SWIMWEAR AND BIKINIS

The bikinis you want to live in all summer. Swimwear made from recycled fabrics designed to last. Shop our collection of bikini tops and bikini bottoms.

O Niki Australia 2025