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.

373 items
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    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Flawed Gem
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size Med
    $10.99
    65% off estimated retail
    White House Black Market Swimsuit Top (view 2)White House Black Market Swimsuit Top (view 1)Flawed Gem
    View Product: White House Black Market Swimsuit Top
    Size Med
    $25.99
    61% off estimated retail
    White House Black Market Swimsuit Bottoms (view 2)White House Black Market Swimsuit Bottoms (view 1)Flawed Gem
    View Product: White House Black Market Swimsuit Bottoms

    White House Black Market

    Swimsuit Bottoms
    Size Lg
    $21.99
    64% off estimated retail
    Cupshe Swimsuit Cover Up (view 2)Cupshe Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Cupshe Swimsuit Cover Up

    Cupshe

    Swimsuit Cover Up
    Size XL
    $22.99
    34% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    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
    $37.99
    66% off estimated retail
    Lauren by Ralph Lauren One Piece Swimsuit (view 2)Lauren by Ralph Lauren One Piece Swimsuit (view 1)Flawed Gem
    View Product: Lauren by Ralph Lauren One Piece Swimsuit

    Lauren by Ralph Lauren

    One Piece Swimsuit
    Size XS
    $39.99
    69% off estimated retail
    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Flawed Gem
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size Sm
    $13.99
    56% 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 Lg
    $18.99
    65% 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
    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
    $20.99
    67% 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 Lg
    $27.99
    66% off estimated retail
    Speedo One Piece Swimsuit (view 2)Speedo One Piece Swimsuit (view 1)Flawed Gem
    View Product: Speedo One Piece Swimsuit

    Speedo

    One Piece Swimsuit
    Size XS
    $17.99
    40% off estimated retail
    Aerie Swimsuit Top (view 2)Aerie Swimsuit Top (view 1)Flawed Gem
    View Product: Aerie Swimsuit Top

    Aerie

    Swimsuit Top
    Size Sm
    $14.99
    40% off estimated retail
    Cupshe Swimsuit Top (view 2)Cupshe Swimsuit Top (view 1)Flawed Gem
    View Product: Cupshe Swimsuit Top

    Cupshe

    Swimsuit Top
    Size XS
    $13.99
    26% off estimated retail
    Lululemon Athletica Swimsuit Top (view 2)Lululemon Athletica Swimsuit Top (view 1)Flawed Gem
    View Product: Lululemon Athletica Swimsuit Top
    Size XXS
    $31.99
    58% off estimated retail
    Trina Turk Swimsuit Cover Up (view 2)Trina Turk Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Trina Turk Swimsuit Cover Up

    Trina Turk

    Swimsuit Cover Up
    Size XL
    $31.99
    78% off estimated retail
    Blue Life Two Piece Swimsuit (view 2)Blue Life Two Piece Swimsuit (view 1)Flawed Gem
    View Product: Blue Life Two Piece Swimsuit

    Blue Life

    Two Piece Swimsuit
    Size Lg
    $28.99
    74% off estimated retail
    Lilly Pulitzer Swimsuit Top (view 2)Lilly Pulitzer Swimsuit Top (view 1)Flawed Gem
    View Product: Lilly Pulitzer Swimsuit Top

    Lilly Pulitzer

    Swimsuit Top
    Size XS
    $30.99
    59% off estimated retail
    Calvin Klein Swimsuit Cover Up (view 2)Calvin Klein Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Calvin Klein Swimsuit Cover Up

    Calvin Klein

    Swimsuit Cover Up
    Size Lg
    $20.99
    73% off estimated retail
    Boden Swimsuit Cover Up (view 2)Boden Swimsuit Cover Up (view 1)
    View Product: Boden Swimsuit Cover Up

    Boden

    Swimsuit Cover Up
    Size 6
    $33.99
    70% off estimated retail
    Tularosa Swimsuit Top (view 2)Tularosa Swimsuit Top (view 1)Flawed Gem
    View Product: Tularosa Swimsuit Top

    Tularosa

    Swimsuit Top
    Size Sm
    $29.99
    60% off estimated retail
    Kenneth Cole New York Swimsuit Bottoms (view 2)Kenneth Cole New York Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Kenneth Cole New York Swimsuit Bottoms

    Kenneth Cole New York

    Swimsuit Bottoms
    Size Sm
    $17.99
    71% off estimated retail
    Betsey Johnson Swimsuit Top (view 2)Betsey Johnson Swimsuit Top (view 1)Flawed Gem
    View Product: Betsey Johnson Swimsuit Top

    Betsey Johnson

    Swimsuit Top
    Size Med
    $25.99
    59% off estimated retail
    J.Crew Swimsuit Top (view 2)J.Crew Swimsuit Top (view 1)Flawed Gem
    View Product: J.Crew Swimsuit Top

    J.Crew

    Swimsuit Top
    Size XL
    $25.99
    62% off estimated retail
    BEACHRIOT Sport Swimsuit Top (view 2)BEACHRIOT Sport Swimsuit Top (view 1)Flawed Gem
    View Product: BEACHRIOT Sport Swimsuit Top

    BEACHRIOT Sport

    Swimsuit Top
    Size XS
    $25.99
    59% off estimated retail
    Mara Hoffman One Piece Swimsuit (view 2)Mara Hoffman One Piece Swimsuit (view 1)Flawed Gem
    View Product: Mara Hoffman One Piece Swimsuit

    Mara Hoffman

    One Piece Swimsuit
    Size XS
    $48.99
    81% off estimated retail
    Miraclesuit One Piece Swimsuit (view 2)Miraclesuit One Piece Swimsuit (view 1)Flawed Gem
    View Product: Miraclesuit One Piece Swimsuit

    Miraclesuit

    One Piece Swimsuit
    Size 6
    $42.99
    62% off estimated retail
    Joie Swimsuit Cover Up (view 2)Joie Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Joie Swimsuit Cover Up

    Joie

    Swimsuit Cover Up
    Size Sm
    $66.99
    75% off estimated retail
    Summersalt One Piece Swimsuit (view 2)Summersalt One Piece Swimsuit (view 1)Flawed Gem
    View Product: Summersalt One Piece Swimsuit

    Summersalt

    One Piece Swimsuit
    Size 14
    $25.99
    59% off estimated retail
    Victoria's Secret Swimsuit Bottoms (view 2)Victoria's Secret Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Victoria's Secret Swimsuit Bottoms

    Victoria's Secret

    Swimsuit Bottoms
    Size Med
    $10.99
    65% 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
    $12.99
    71% off estimated retail
    Bleu Rod Beattie Swimsuit Top (view 2)Bleu Rod Beattie Swimsuit Top (view 1)Flawed Gem
    View Product: Bleu Rod Beattie Swimsuit Top

    Bleu Rod Beattie

    Swimsuit Top
    Size Lg
    $20.99
    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 Sm
    $29.99
    73% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)Flawed Gem
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size Med
    $15.99
    40% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Flawed Gem
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 4
    $14.99
    25% off estimated retail
    H&M Swimsuit Top (view 2)H&M Swimsuit Top (view 1)Flawed Gem
    View Product: H&M Swimsuit Top

    H&M

    Swimsuit Top
    Size 4
    $14.99
    25% 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
    $16.99
    57% off estimated retail
    Shade & Shore Swimsuit Top (view 2)Shade & Shore Swimsuit Top (view 1)Flawed Gem
    View Product: Shade & Shore Swimsuit Top

    Shade & Shore

    Swimsuit Top
    Size Sm
    $10.99
    65% off estimated retail
    ViX by Paula Hermanny Swimsuit Top (view 2)ViX by Paula Hermanny Swimsuit Top (view 1)Flawed Gem
    View Product: ViX by Paula Hermanny Swimsuit Top
    Size Sm
    $51.99
    73% off estimated retail
    FP BEACH Swimsuit Cover Up (view 2)FP BEACH Swimsuit Cover Up (view 1)Flawed Gem
    View Product: FP BEACH Swimsuit Cover Up

    FP BEACH

    Swimsuit Cover Up
    Size XS
    $15.99
    65% off estimated retail
    Michael Stars Swimsuit Cover Up (view 2)Michael Stars Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Michael Stars Swimsuit Cover Up

    Michael Stars

    Swimsuit Cover Up
    Size Lg
    $33.99
    79% off estimated retail
    Miraclesuit One Piece Swimsuit (view 2)Miraclesuit One Piece Swimsuit (view 1)Flawed Gem
    View Product: Miraclesuit One Piece Swimsuit

    Miraclesuit

    One Piece Swimsuit
    Size XS
    $46.99
    62% off estimated retail
    Torrid Swimsuit Bottoms (view 2)Torrid Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Torrid Swimsuit Bottoms

    Torrid

    Swimsuit Bottoms
    Size 5X Plus
    $21.99
    56% off estimated retail
    Red Carter Swimsuit Bottoms (view 2)Red Carter Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Red Carter Swimsuit Bottoms

    Red Carter

    Swimsuit Bottoms
    Size Sm
    $21.99
    76% off estimated retail
    Torrid Swimsuit Top (view 2)Torrid Swimsuit Top (view 1)Flawed Gem
    View Product: Torrid Swimsuit Top

    Torrid

    Swimsuit Top
    Size 2X Plus
    $15.99
    68% off estimated retail
    Lands' End Swimsuit Top (view 2)Lands' End Swimsuit Top (view 1)Flawed Gem
    View Product: Lands' End Swimsuit Top

    Lands' End

    Swimsuit Top
    Size 12
    $21.99
    67% off estimated retail
    Trina Turk One Piece Swimsuit (view 2)Trina Turk One Piece Swimsuit (view 1)Flawed Gem
    View Product: Trina Turk One Piece Swimsuit

    Trina Turk

    One Piece Swimsuit
    Size Med
    $49.99
    70% off estimated retail
    Maaji Swimsuit Top (view 2)Maaji Swimsuit Top (view 1)Flawed Gem
    View Product: Maaji Swimsuit Top

    Maaji

    Swimsuit Top
    Size Med
    $31.99
    70% off estimated retail
    DKNY One Piece Swimsuit (view 2)DKNY One Piece Swimsuit (view 1)Flawed Gem
    View Product: DKNY One Piece Swimsuit

    DKNY

    One Piece Swimsuit
    Size 12
    $50.99
    64% off estimated retail
    Splendid Swimsuit Top (view 2)Splendid Swimsuit Top (view 1)Flawed Gem
    View Product: Splendid Swimsuit Top

    Splendid

    Swimsuit Top
    Size Sm
    $30.99
    70% off estimated retail
    Cupshe One Piece Swimsuit (view 2)Cupshe One Piece Swimsuit (view 1)Flawed Gem
    View Product: Cupshe One Piece Swimsuit

    Cupshe

    One Piece Swimsuit
    Size Med
    $12.99
    31% off estimated retail
    BEACHRIOT Sport Swimsuit Top (view 2)BEACHRIOT Sport Swimsuit Top (view 1)Flawed Gem
    View Product: BEACHRIOT Sport Swimsuit Top

    BEACHRIOT Sport

    Swimsuit Top
    Size Sm
    $25.99
    67% off estimated retail
    Shade & Shore Swimsuit Top (view 2)Shade & Shore Swimsuit Top (view 1)Flawed Gem
    View Product: Shade & Shore Swimsuit Top

    Shade & Shore

    Swimsuit Top
    Size XS
    $13.99
    56% off estimated retail
    Lululemon Athletica Swimsuit Top (view 2)Lululemon Athletica Swimsuit Top (view 1)Flawed Gem
    View Product: Lululemon Athletica Swimsuit Top
    Size 6
    $37.99
    62% off estimated retail
    Free People Swimsuit Bottoms (view 2)Free People Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Free People Swimsuit Bottoms

    Free People

    Swimsuit Bottoms
    Size 6
    $41.99
    67% off estimated retail
    Torrid Wireless Crewneck Sleeve Swimsuit Top (view 2)Torrid Wireless Crewneck Sleeve Swimsuit Top (view 1)Flawed Gem
    View Product: Torrid Wireless Crewneck Sleeve Swimsuit Top

    Torrid

    Wireless Crewneck Sleeve Swimsuit Top
    Size 1X Plus
    $12.99
    77% off estimated retail
    Victoria's Secret Swimsuit Top (view 2)Victoria's Secret Swimsuit Top (view 1)Flawed Gem
    View Product: Victoria's Secret Swimsuit Top

    Victoria's Secret

    Swimsuit Top
    Size Lg
    $9.99
    71% off estimated retail
    Lands' End Swimsuit Top (view 2)Lands' End Swimsuit Top (view 1)Flawed Gem
    View Product: Lands' End Swimsuit Top

    Lands' End

    Swimsuit Top
    Size 10
    $24.99
    62% off estimated retail
    Mara Hoffman Swimsuit Top (view 2)Mara Hoffman Swimsuit Top (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Top

    Mara Hoffman

    Swimsuit Top
    Size Med
    $31.99
    71% off estimated retail
    Lands' End Board Shorts (view 2)Lands' End Board Shorts (view 1)Flawed Gem
    View Product: Lands' End Board Shorts

    Lands' End

    Board Shorts
    Size 12
    $18.99
    71% 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
    Size Sm
    $16.99
    32% off estimated retail
    Nike One Piece Swimsuit (view 2)Nike One Piece Swimsuit (view 1)Flawed Gem
    View Product: Nike One Piece Swimsuit

    Nike

    One Piece Swimsuit
    Size 8
    $27.99
    72% off estimated retail
    ViX by Paula Hermanny Swimsuit Top (view 2)ViX by Paula Hermanny Swimsuit Top (view 1)Flawed Gem
    View Product: ViX by Paula Hermanny Swimsuit Top
    Size 4
    $51.99
    73% off estimated retail
    Laundry by Shelli Segal Swimsuit Cover Up (view 2)Laundry by Shelli Segal Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Laundry by Shelli Segal Swimsuit Cover Up

    Laundry by Shelli Segal

    Swimsuit Cover Up
    Size 6
    $38.99
    48% off estimated retail
    Polo by Ralph Lauren One Piece Swimsuit (view 2)Polo by Ralph Lauren One Piece Swimsuit (view 1)Flawed Gem
    View Product: Polo by Ralph Lauren One Piece Swimsuit

    Polo by Ralph Lauren

    One Piece Swimsuit
    Size XS
    $38.99
    66% off estimated retail
    Speedo One Piece Swimsuit (view 2)Speedo One Piece Swimsuit (view 1)Flawed Gem
    View Product: Speedo One Piece Swimsuit

    Speedo

    One Piece Swimsuit
    Size Med
    $54.99
    42% off estimated retail
    Anne Cole Collection One Piece Swimsuit (view 2)Anne Cole Collection One Piece Swimsuit (view 1)Flawed Gem
    View Product: Anne Cole Collection One Piece Swimsuit

    Anne Cole Collection

    One Piece Swimsuit
    Size XL
    $32.99
    71% off estimated retail
    Kenneth Cole REACTION Swimsuit Bottoms (view 2)Kenneth Cole REACTION Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Kenneth Cole REACTION Swimsuit Bottoms

    Kenneth Cole REACTION

    Swimsuit Bottoms
    Size Med
    $11.99
    68% off estimated retail
    Cupshe Swimsuit Bottoms (view 2)Cupshe Swimsuit Bottoms (view 1)Flawed Gem
    View Product: Cupshe Swimsuit Bottoms

    Cupshe

    Swimsuit Bottoms
    Size Med
    $12.99
    31% off estimated retail
    Envya Swimwear Swimsuit Top (view 2)Envya Swimwear Swimsuit Top (view 1)Flawed Gem
    View Product: Envya Swimwear Swimsuit Top

    Envya Swimwear

    Swimsuit Top
    Size Sm
    $15.99
    57% off estimated retail
    Ramy Brook Swimsuit Cover Up (view 2)Ramy Brook Swimsuit Cover Up (view 1)Flawed Gem
    View Product: Ramy Brook Swimsuit Cover Up

    Ramy Brook

    Swimsuit Cover Up
    Size One size
    $105.99
    65% 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
    $38.99
    71% off estimated retail
    Lauren by Ralph Lauren One Piece Swimsuit (view 2)Lauren by Ralph Lauren One Piece Swimsuit (view 1)Flawed Gem
    View Product: Lauren by Ralph Lauren One Piece Swimsuit

    Lauren by Ralph Lauren

    One Piece Swimsuit
    Size XXS
    $38.99
    75% off estimated retail
    Unbranded Swimsuit Top (view 2)Unbranded Swimsuit Top (view 1)Flawed Gem
    View Product: Unbranded Swimsuit Top

    Unbranded

    Swimsuit Top
    Size 2
    $15.99
    40% off estimated retail
    Shade & Shore Swimsuit Top (view 2)Shade & Shore Swimsuit Top (view 1)Flawed Gem
    View Product: Shade & Shore Swimsuit Top

    Shade & Shore

    Swimsuit Top
    Size Lg
    $16.99
    56% off estimated retail
    Cabana Life Rash Guard (view 2)Cabana Life Rash Guard (view 1)Flawed Gem
    View Product: Cabana Life Rash Guard

    Cabana Life

    Rash Guard
    Size Lg
    $48.99
    70% off estimated retail
    Rip Curl Swimsuit Top (view 2)Rip Curl Swimsuit Top (view 1)Flawed Gem
    View Product: Rip Curl Swimsuit Top

    Rip Curl

    Swimsuit Top
    Size Sm
    $13.99
    63% off estimated retail
    Mara Hoffman Swimsuit Top (view 2)Mara Hoffman Swimsuit Top (view 1)Flawed Gem
    View Product: Mara Hoffman Swimsuit Top

    Mara Hoffman

    Swimsuit Top
    Size Lg
    $38.99
    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 Lg
    $38.99
    71% off estimated retail

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