Sustainable Swimwear Collections by Ui Swim

Swimwear on Sale

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    All year is season for swimwear, but as summer 2025 comes to an end, we’re celebrating an amazing season with up to 50% off selected styles including bikini tops, bottoms, one-piece swimsuits and shorts.

    Discover timeless Ui Swim favourites, designed to last far beyond the summer.

    Shop now, limited sizes available!

    47 products
    Sale
    Picture of an Adjustable Triangle Bikini Top in Black
    Picture of an Adjustable Triangle Bikini set in Black
    Ava Triangle Top in Black
    57,00 € 45,60 € Save 20%
    Sale
    Picture of an Adjustable Triangle Bikini Top in White
    Picture of an Adjustable Triangle Bikini set in White
    Ava Triangle Top in White
    57,00 € 45,60 € Save 20%
    Sale
    Picture of an Adjustable Triangle Bikini Top in Navy Blue
    Picture of an Adjustable Triangle Bikini set in Navy Blue
    Ava Triangle Top in Navy
    57,00 € 28,50 € Save 50%
    Sale
    Picture of an Adjustable Triangle Bikini Top in Sage Green
    Picture of an Adjustable Triangle Bikini set in Sage Green
    Ava Triangle Top in Sage
    57,00 € 28,50 € Save 50%
    Sale
    Picture of an Adjustable Cheeky Bikini Bottom in Black
    Picture of an Adjustable Cheeky Bikini set in Black
    Ava Tie Bottom in Black
    47,00 € 37,60 € Save 20%
    Sale
    Picture of an Adjustable Cheeky Bikini Bottom in White
    Picture of an Adjustable Cheeky Bikini set in White
    Ava Tie Bottom in White
    47,00 € 37,60 € Save 20%
    Sale
    Picture of an Adjustable Cheeky Bikini Bottom in Navy Blue
    Picture of an Adjustable Cheeky Bikini set in Navy Blue
    Ava Tie Bottom in Navy
    47,00 € 23,50 € Save 50%
    Sale
    Picture of an Adjustable Cheeky Bikini Bottom in Sage Green
    Picture of an Adjustable Cheeky Bikini set in Sage Green
    Ava Tie Bottom in Sage
    47,00 € 23,50 € Save 50%
    Sale
    Picture of a Mid Waist Bikini Bottom in Black
    Picture of a Mid Waist Bikini set in Black
    Ava Mid Waist Bottom in Black
    49,00 € 39,20 € Save 20%
    Sale
    Picture of a Mid Waist Bikini bottom in White
    Picture of a Mid Waist Bikini set in White
    Ava Mid Waist Bottom in White
    49,00 € 39,20 € Save 20%
    Sale
    Picture of a Mid Waist Bikini Bottom in Navy Blue
    Picture of a Mid Waist Bikini set in Navy Blue
    Ava Mid Waist Bottom in Navy
    49,00 € 24,50 € Save 50%
    Sale
    Picture of a Mid Waist Bikini Bottom in Sage Green
    Picture of an Adjustable Triangle Bikini set in Sage Green
    Ava Mid Waist Bottom in Sage
    49,00 € 24,50 € Save 50%
    Sale
    Picture of a Halter Neck One-Piece swimsuit in Black
    Picture of a Halter Neck One-Piece swimsuit in Black
    Ava Halter Neck One-Piece in Black
    99,00 € 79,20 € Save 20%
    Sale
    Picture of a Halter Neck One-Piece swimsuit in White
    Picture of a Halter Neck One-Piece swimsuit in White
    Ava Halter Neck One-Piece in White
    99,00 € 79,20 € Save 20%
    Sale
    Picture of a Halter Neck One-Piece swimsuit in Navy Blue
    Picture of a Halter Neck One-Piece swimsuit in Navy Blue
    Ava Halter Neck One-Piece in Navy
    99,00 € 49,50 € Save 50%
    Sale
    Ava Sweetheart One-Piece in Black
    99,00 € 79,20 € Save 20%
    Sale
    Ava Sweetheart One-Piece in Burnt Red
    99,00 € 49,50 € Save 50%
    Sale
    Ava Scoop One-Piece in Black
    97,00 € 77,60 € Save 20%
    Sale
    Ava Scoop One-Piece in Sand
    97,00 € 48,50 € Save 50%
    Sale
    Ava Sweetheart Top in Burnt Red
    64,00 € 32,00 € Save 50%
    Sale
    Ava Sweetheart Top in Sand
    64,00 € 32,00 € Save 50%
    Sale
    Ava Sweetheart Top in Dusty Blue
    64,00 € 32,00 € Save 50%
    Sale
    Ava High Waist Bottom in Burnt Red
    49,00 € 34,30 € Save 30%
    Sale
    Ava High Waist Bottom in Dusty Blue
    49,00 € 34,30 € Save 30%
    Sale
    Ava High Waist Bottom in Sand
    49,00 € 34,30 € Save 30%
    Sale
    Ava Triangle Top in Dusty Blue
    57,00 € 34,20 € Save 40%
    Sale
    Ava Triangle Top in Burnt Red
    57,00 € 34,20 € Save 40%
    Sale
    Ava Triangle Top in Sand
    57,00 € 34,20 € Save 40%
    ★★★★★

    "Ui Swim's swimming shorts are the best I've ever owned, thanks to their high elasticity. I wear them constantly for other sports too, like bouldering."

    Rasmus R
    ★★★★★

    "The thick and supportive fabric is a game-changer. I don't even want to wear my old bikinis anymore!"

    Emma K
    ★★★★★

    "The fabric on these swimsuits is like a hug for your body. I feel incredibly comfortable and supported. Thank you!"

    Lotta H
    ★★★★★

    "The best bikinis ever <3"

    Marika S
    ★★★★★

    "I can't get enough of Ui Swim's one-pieces. They fit like a dream and make me feel so confident. I love wearing them as a top too!"

    Charlotta S