Size 18 Women's Swimwear

    176 products
    Brunette plus size women wears turquoise blue shirred one piece with removable straps

    Calypso Shirred One Piece

    Capriosca Swimwear
    $139.95
    Brunette women wears plus size plunge neck one piece in blue

    Calypso V Neck One Piece

    Capriosca Swimwear
    $139.95
    Brunette curve model wearing high waisted bikini bottom in floral print

    Waikiki High Waisted Pant

    Curvy Swimwear Australia
    $59.95
    Brunette curve model wearing bandeau tankini swimsuits

    Waikiki Flouncy Bandeau Tankini Top

    Capriosca Swimwear
    $119.95
    Brunette model wearing a black floral tropical printed tankini top with underwire by the pool

    Waikiki Underwire Tankini Top DD/E

    Capriosca Swimwear
    $119.95
    Brunette curvy model wearing a black floral tie one piece swimsuit

    Waikiki Crossover One Piece

    Capriosca Swimwear
    $129.95
    Curve model wearing ruffle tankini top

    Waikiki 3 Tier Tankini Top

    Capriosca Swimwear
    $124.95
    Brunette plus size model wearing black floral underwire swimsuit

    Waikiki Underwire One Piece

    Capriosca Swimwear
    $139.95
    Brunette model wearing black floral with frill sleeve one piece and zip front by the pool

    Waikiki Frill Sleeve One Piece

    Capriosca Swimwear
    $134.95
    Black and white flattering frill sleeve one piece for curve women

    Black and White Dots V Neck Frill One Piece

    Capriosca Swimwear
    $129.95
    Brunette curve women wearing black and white dots shirred swimsuit with removable straps

    Black and White Dots Shirred One Piece

    Capriosca Swimwear
    $139.95
    Curve woman wearing black and white dots frill v neck one piece

    Black and White Dots Long Frill V Neck One Piece

    Capriosca Swimwear
    $149.95
    Curve woman wearing high waisted blue and white dot swimwear pant in chlorine resistant

    Vintage Dots Chlorine Resistant High Waisted Pant

    Capriosca Swimwear
    $69.95
    Curve model wearing blue and white dot chlorine resistant tankini top with scoop neckline

    Vintage Dots Chlorine Resistant Tank Tankini Top

    Capriosca Swimwear
    $129.95
    Blonde model wearing baby blue spotty one piece

    Vintage Dots Chlorine Resistant Tank One Piece

    Capriosca Swimwear
    $149.95
    Brunette curve model by the pool wearing a short sleeve blue and white Polkadot chlorine resistant rash vest

    Vintage Dots Chlorine Resistant Short Sleeve Rash Vest

    Capriosca Swimwear
    $134.95
    Curve model standing by a pool in a chlorine resistant blue and white Polkadot crossover one piece

    Vintage Dots Chlorine Resistant Crossover One Piece

    Capriosca Swimwear
    $149.95
    model sitting on the side of the pool wearing a blue and white polkadot high neck zip front swimsuit with frill sleeve detail

    Vintage Dots Chlorine Resistant Frill Sleeve One Piece

    Capriosca Swimwear
    $159.95
    Blonde model wearing light pink high waisted swim pants on beach

    Maldives High Waisted Pant

    Capriosca Swimwear
    $59.95
    brunette model wearing a retro styled black crop bikini top with mesh polkadots on the sleeves

    Mesh Polkadot Short Sleeve Crop Top

    Capriosca Swimwear
    $89.95
    Blonde model wearing light pink floral bikini on beach

    Maldives Underwire Bandeau Bikini Top

    Capriosca Swimwear
    $89.95
    Blonde model wearing light pink tiered tankini at the beach

    Maldives Bandeau Tiered Tankini Top

    Capriosca Swimwear
    $129.95
    Red hair model wearing black with pink florals swimsuit

    Pink Petals Chlorine Resistant Tank One Piece

    Capriosca Swimwear
    $149.95
    blonde model wearing a short sleeve navy polkadot rash vest

    Navy & White Dots Short Sleeve Rash Vest

    Capriosca Swimwear
    $109.95
    brunette model wearing a strapless one piece bathing suit with twist detail in between the breast area

    Navy & White Dots Twist Front Bandeau One Piece

    Capriosca Swimwear
    $119.95
    navy plus size strapless bandeau

    Honey Comb Navy Twist Front Bandeau One Piece

    Capriosca Swimwear
    $119.95
    Black One Piece Swimwear

    Black Criss Cross One Piece

    Capriosca Swimwear
    $119.95
    Black 3 Tier One Piece Swimwear

    Black 3 Tier One Piece

    Capriosca Swimwear
    $134.95
    Brunette model wearing black floral strapless one piece

    Kokomo Twist Front Bandeau

    Capriosca Swimwear
    $129.95
    Brunette plus size model on beach wearing a flattering bandeau one piece with removable straps in bright colours

    Summer Fields Twist Front Bandeau One Piece

    Capriosca Swimwear
    $129.95
    Brunette model wears black floral womens swim dress

    Kokomo Frill Swim Dress

    Capriosca Swimwear
    $149.95
    Curvy brunette model wearing an ruched underwire one piece in bright coloured floral print

    Summer Fields Underwire One Piece

    Capriosca Swimwear
    $149.95
    vintage swimwear australia

    Acapulco Criss Cross One Piece

    Capriosca Swimwear
    $134.95
    Blonde model wearing green floral tummy control swim pant

    Maui High Waisted Pant

    Capriosca Swimwear
    $59.95
    Brunette plus size model posing in water wearing orange and black high waisted pant

    Kokomo High Waisted Pant

    Capriosca Swimwear
    $59.95
    Brunette model wearing bright coloured high waisted swim pant for curve women

    Summer Fields High Waisted Pant

    Capriosca Swimwear
    $59.95
    Brunette model wearing plus size ruched bikini top with tie detail Australia

    Summer Fields Underwire Bikini Top D-G

    Capriosca Swimwear
    $99.95
    Brunette model wearing black floral long sleeve rash vest

    Kokomo Long Sleeve Rash Vest

    Capriosca Swimwear
    $109.95
    Brunette plus size model wearing short sleeve rash vest with zip front in colourful floral print

    Summer Fields Short Sleeve Rash Vest

    Capriosca Swimwear
    $109.95
    Blonde model wearing pink and green floral ruffle swim tankini

    Maui 3 Tier Tankini Top

    Capriosca Swimwear
    $124.95

    Size 18 Swimwear

    Size 18 is one of our most popular sizes here at Curvy Swimwear. With this in mind we have created a collection of swimwear in size 18 to suit every shape and satisfy every need. Our size 18 collection includes everything you could possibly want in your swim wardrobe from bikini separates to one pieces, rashies and swim dresses. Browse our range and discover your new favourite swimsuit from one of our fabulous Australian brands. 

    Shop by cup size or style, colour or price, and narrow your selection down to the perfect swimsuit for you. If you need help choosing, we are available via our online chat or email to answer any questions you have about style, size, or suitability. Our goal is to make your online shopping a breeze and for you to find a swimsuit that gives you all the confidence you need to hit the beach this summer. 

    Size 18 One Piece Swimwear

    Here at Curvy Swimwear, one piece swimsuits are our specialty. We have chosen the best one piece swimsuits from our favourite Australian brands to give you the best options in size 18 swimwear. 

    You'll find fabulous one piece swimsuits in size 18 to suit your shape as well as your needs. Don't want strap marks? Our bandeau one pieces will ensure a tanline free summer. Need extra bust support? An underwire one piece might be just what you need. Spending long hours in the pool? A chlorine resistant one piece with sleeves will give you lasting protection. Whatever you need, you'll find it in our size 18 one piece swimsuit collection. 

    Size 18 Swimwear Australia 

    Shop easily online for size 18 swimwear in Australia and internationally. Curvy Swimwear offers excellent customer service, fast delivery, and the best range of plus size swimwear in Australia and New Zealand. 

    Based on the beautiful Gold Coast, we know a thing or two about swimwear and ensure your time online with us is easy to navigate and a pleasurable experience. 



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