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Shop Women's Swimwear at up to 90% off estimated retail! thredUP has a huge selection of gently used women's swimwear. Find bikinis, one-pieces, board shorts and cover ups from brands like Seafolly, Aqua or Speedo at thredUP.

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    Zimmermann Two Piece Swimsuit (view 2)Zimmermann Two Piece Swimsuit (view 1)Flawed Gem
    View Product: Zimmermann Two Piece Swimsuit

    Zimmermann

    Two Piece Swimsuit
    Size 6
    $70.99 $39.04 45% off with code GOBIG
    69% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size XL
    $37.99 $20.89 45% off with code GOBIG
    66% off estimated retail
    Athleta Swimsuit Top (view 2)Athleta Swimsuit Top (view 1)Flawed Gem
    View Product: Athleta Swimsuit Top

    Athleta

    Swimsuit Top
    Size XXS
    $28.99 $15.94 45% off with code GOBIG
    50% off estimated retail
    Onia One Piece Swimsuit (view 2)Onia One Piece Swimsuit (view 1)Flawed Gem
    View Product: Onia One Piece Swimsuit

    Onia

    One Piece Swimsuit
    Size Med
    $20.99 $11.54 45% off with code GOBIG
    67% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    J.Crew Swimsuit Bottoms (view 2)J.Crew Swimsuit Bottoms (view 1)Flawed Gem
    View Product: J.Crew Swimsuit Bottoms

    J.Crew

    Swimsuit Bottoms
    Size Med
    $20.99 $11.54 45% off with code GOBIG
    61% off estimated retail
    Guess Swimsuit Top (view 2)Guess Swimsuit Top (view 1)Flawed Gem
    View Product: Guess Swimsuit Top

    Guess

    Swimsuit Top
    Size Sm
    $27.99 $15.39 45% off with code GOBIG
    59% off estimated retail
    Maaji Swimsuit Top (view 2)Maaji Swimsuit Top (view 1)Flawed Gem
    View Product: Maaji Swimsuit Top

    Maaji

    Swimsuit Top
    Size XS
    $30.99 $17.04 45% off with code GOBIG
    65% off estimated retail
    Seven7 Swimsuit Cover Up (view 2)Seven7 Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Seven7 Swimsuit Cover Up

    Seven7

    Swimsuit Cover Up
    Size XS
    $20.99 $11.54 45% off with code GOBIG
    67% off estimated retail
    Tommy Bahama Swimsuit Top (view 2)Tommy Bahama Swimsuit Top (view 1)Flawed Gem
    View Product: Tommy Bahama Swimsuit Top

    Tommy Bahama

    Swimsuit Top
    Size Lg
    $14.99 $8.24 45% off with code GOBIG
    60% off estimated retail
    Solid & Striped One Piece Swimsuit (view 2)Solid & Striped One Piece Swimsuit (view 1)Flawed Gem
    View Product: Solid & Striped One Piece Swimsuit

    Solid & Striped

    One Piece Swimsuit
    Size Lg
    $32.99 $18.14 45% off with code GOBIG
    71% off estimated retail
    J.Crew Swimsuit Bottoms (view 2)J.Crew Swimsuit Bottoms (view 1)Flawed Gem
    View Product: J.Crew Swimsuit Bottoms

    J.Crew

    Swimsuit Bottoms
    Size XL
    $20.99 $11.54 45% off with code GOBIG
    61% off estimated retail
    J.Crew One Piece Swimsuit (view 2)J.Crew One Piece Swimsuit (view 1)
    View Product: J.Crew One Piece Swimsuit

    J.Crew

    One Piece Swimsuit
    Size 4
    $23.99 $13.19 45% off with code GOBIG
    81% off estimated retail
    Lucky Brand Swimsuit Top (view 2)Lucky Brand Swimsuit Top (view 1)Flawed Gem
    View Product: Lucky Brand Swimsuit Top

    Lucky Brand

    Swimsuit Top
    Size XS
    $28.99 $15.94 45% off with code GOBIG
    62% off estimated retail
    Lauren by Ralph Lauren Swimsuit Top (view 2)Lauren by Ralph Lauren Swimsuit Top (view 1)Flawed Gem
    View Product: Lauren by Ralph Lauren Swimsuit Top

    Lauren by Ralph Lauren

    Swimsuit Top
    Size 14
    $31.99 $17.59 45% off with code GOBIG
    66% off estimated retail
    Tommy Hilfiger Swimsuit Top (view 2)Tommy Hilfiger Swimsuit Top (view 1)Flawed Gem
    View Product: Tommy Hilfiger Swimsuit Top

    Tommy Hilfiger

    Swimsuit Top
    Size Sm
    $23.99 $13.19 45% off with code GOBIG
    60% off estimated retail
    Wilfred Swimsuit Top (view 2)Wilfred Swimsuit Top (view 1)Flawed Gem
    View Product: Wilfred Swimsuit Top

    Wilfred

    Swimsuit Top
    Size XXS
    $18.99 $10.44 45% off with code GOBIG
    75% off estimated retail
    Athleta Swimsuit Top (view 2)Athleta Swimsuit Top (view 1)Flawed Gem
    View Product: Athleta Swimsuit Top

    Athleta

    Swimsuit Top
    Size XL
    $40.99 $22.54 45% off with code GOBIG
    40% off estimated retail
    Onia Swimsuit Top (view 2)Onia Swimsuit Top (view 1)Flawed Gem
    View Product: Onia Swimsuit Top

    Onia

    Swimsuit Top
    Size Lg
    $20.99 $11.54 45% off with code GOBIG
    67% off estimated retail
    Onia Swimsuit Bottoms (view 2)Onia Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Onia Swimsuit Bottoms

    Onia

    Swimsuit Bottoms
    Size Lg
    $18.99 $10.44 45% off with code GOBIG
    70% off estimated retail
    Sperry Top Sider Swimsuit Top (view 2)Sperry Top Sider Swimsuit Top (view 1)Flawed Gem
    View Product: Sperry Top Sider Swimsuit Top

    Sperry Top Sider

    Swimsuit Top
    Size Sm
    $6.99 $3.84 45% off with code GOBIG
    81% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size XL
    $31.99 $17.59 45% off with code GOBIG
    71% off estimated retail
    Solid & Striped Swimsuit Top (view 2)Solid & Striped Swimsuit Top (view 1)Flawed Gem
    View Product: Solid & Striped Swimsuit Top

    Solid & Striped

    Swimsuit Top
    Size XS
    $37.99 $20.89 45% off with code GOBIG
    66% off estimated retail
    Hollister Swimsuit Top (view 2)Hollister Swimsuit Top (view 1)Flawed Gem
    View Product: Hollister Swimsuit Top

    Hollister

    Swimsuit Top
    Size Lg
    $16.99 $9.34 45% off with code GOBIG
    51% off estimated retail
    Billabong Swimsuit Bottoms (view 2)Billabong Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Billabong Swimsuit Bottoms

    Billabong

    Swimsuit Bottoms
    Size Sm
    $13.99 $7.69 45% off with code GOBIG
    44% off estimated retail
    J.Crew Swimsuit Cover Up (view 2)J.Crew Swimsuit Cover Up (view 1)Flawed Gem
    View Product: J.Crew Swimsuit Cover Up

    J.Crew

    Swimsuit Cover Up
    Size XS
    $39.99 $21.99 45% off with code GOBIG
    72% off estimated retail
    Hurley Swimsuit Bottoms (view 2)Hurley Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Hurley Swimsuit Bottoms

    Hurley

    Swimsuit Bottoms
    Size Med
    $16.99 $9.34 45% off with code GOBIG
    55% off estimated retail
    Victoria's Secret Pink Swimsuit Top (view 2)Victoria's Secret Pink Swimsuit Top (view 1)Flawed Gem
    View Product: Victoria's Secret Pink Swimsuit Top

    Victoria's Secret Pink

    Swimsuit Top
    Size Sm
    $16.99 $9.34 45% off with code GOBIG
    32% off estimated retail
    ViX by Paula Hermanny Swimsuit Bottoms (view 2)ViX by Paula Hermanny Swimsuit Bottoms (view 1)Flawed Gem
    View Product: ViX by Paula Hermanny Swimsuit Bottoms

    ViX by Paula Hermanny

    Swimsuit Bottoms
    Size XS
    $39.99 $21.99 45% off with code GOBIG
    62% off estimated retail
    ViX Swimsuit Top (view 2)ViX Swimsuit Top (view 1)Flawed Gem
    View Product: ViX Swimsuit Top

    ViX

    Swimsuit Top
    Size Sm
    $38.99 $21.44 45% off with code GOBIG
    75% off estimated retail
    Maaji Swimsuit Bottoms (view 2)Maaji Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Maaji Swimsuit Bottoms

    Maaji

    Swimsuit Bottoms
    Size Med
    $26.99 $14.84 45% off with code GOBIG
    69% off estimated retail
    Marysia Swimsuit Top (view 2)Marysia Swimsuit Top (view 1)Flawed Gem
    View Product: Marysia Swimsuit Top

    Marysia

    Swimsuit Top
    Size XS
    $43.99 $24.19 45% off with code GOBIG
    76% off estimated retail
    Marysia Swimsuit Bottoms (view 2)Marysia Swimsuit Bottoms (view 1)Price Drop
    View Product: Marysia Swimsuit Bottoms

    Marysia

    Swimsuit Bottoms
    Size Lg
    $52.99 $29.14 45% off with code GOBIG
    71% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size XXS
    $29.99 $16.49 45% off with code GOBIG
    73% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size Med
    $30.99 $17.04 45% off with code GOBIG
    72% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Price Drop
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size Med
    $30.99 $17.04 45% off with code GOBIG
    72% off estimated retail
    Mara Hoffman Swimsuit Bottoms (view 2)Mara Hoffman Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Bottoms

    Mara Hoffman

    Swimsuit Bottoms
    Size Med
    $29.99 $16.49 45% off with code GOBIG
    73% off estimated retail
    Lululemon Athletica Swimsuit Top (view 2)Lululemon Athletica Swimsuit Top (view 1)Price Drop
    View Product: Lululemon Athletica Swimsuit Top

    Lululemon Athletica

    Swimsuit Top
    Size 8
    $27.99 $15.39 45% off with code GOBIG
    61% off estimated retail
    J.Crew Swimsuit Top (view 2)J.Crew Swimsuit Top (view 1)Price Drop
    View Product: J.Crew Swimsuit Top

    J.Crew

    Swimsuit Top
    Size Med
    $20.99 $11.54 45% off with code GOBIG
    72% off estimated retail
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