2,300+ results
- Ended May 23, 2025Girl’s Terez Swimsuits in Black With Unicorn - Size 12Opens in a new window or tabPre-Ownedli11021 (321) 100%
- Ended May 23, 2025Splendid 2 Piece Bikini Swimsuit Girls Size 12 MulticolorOpens in a new window or tabPre-Ownedtkccb (1,589) 100%
- Ended May 23, 2025hobie girls swimsuit size 12Opens in a new window or tabPre-Ownedkonsinowski (163) 100%
- Ended May 23, 2025NWT ~ SO Girls One-Piece Swimsuit ~ Size 12 ~ $32 ~ Blue / Pink / Purple Tie DyeOpens in a new window or tabBrand Newsarahgreg (7,139) 100%
- Sold May 23, 2025Lands End Girls Swimwear Size 12+ One Piece Swimsuit Multicolor Geometric RuffleOpens in a new window or tabPre-Ownedjustusgirlsfashion (1,030) 100%
- Ended May 23, 2025Vineyard Vines Girls Whale Tankini Swim Top and Bottom- Size: LargeOpens in a new window or tabPre-Ownedmnm_sales (140) 100%
- Ended May 23, 2025Athleta Girl Rash Guard Swim Top Navy with Logo - Girls L 12 Excellent CondOpens in a new window or tabPre-Ownedsunseeker182 (2,854) 100%
- Sold May 23, 2025Zella Swimsuit Splatter One Piece Girl 12 reversible NEW NWT 469Opens in a new window or tabBrand New$11.00Was: $55.0080% offor Best Offer+$6.99 deliveryFree returnsTop Rated Plusuniquefindingsnyc (8,106) 99.1%
- Ended May 23, 2025Limeapple Girl's Purple/Black Colorblock Swim Bottom Size 12 NewOpens in a new window or tabNew (Other)exceltradingllc (103,608) 97.3%
- Sold May 23, 2025Billabong Kids' Blown Away Long Sleeve Rasguard Swimsuit size 12Opens in a new window or tabPre-Ownednenorr75 (107) 95%
- Sold May 23, 2025Vineyard Vines Hot Pink Rash Guard Girl’s Large 14 New Long Sleeve Swim ShirtOpens in a new window or tabBrand Newsharttle (2,817) 100%
- Ended May 23, 2025Multi Color 2 Pcs Justice Bikini Swimsuit Size 12Opens in a new window or tabPre-Ownednatharas-0 (291) 100%
- Ended May 23, 2025Multi Color 2 Pcs Justice Tankini Swimsuit Size 12Opens in a new window or tabPre-Ownednatharas-0 (291) 100%
- Ended May 23, 2025Peach 2 Pcs Justice Bikini Swimsuit Size 12Opens in a new window or tabPre-Ownednatharas-0 (291) 100%
- Sold May 23, 2025FIN FUN STARTER KIDS MERMAID TAIL & MONOFIN FOR SWIMMING *CHOOSE COLOR & SIZEOpens in a new window or tabBrand Newdivelyinc (734) 99%
- Sold May 23, 2025NWT Cat & Jack Girls Mermaid Turquoise Swimsuit ; Size L PlusOpens in a new window or tabBrand Newtonystreasures123 (1,094) 100%
- Ended May 23, 2025Gap Kids Swim Tank Top Girls XL (12) Pink Striped Print Tankini TOP ONLY NEW*Opens in a new window or tabBrand Newaj71705 (1,108) 100%
- Ended May 23, 2025HANNA ANDERSSON Pnk CITRUS ORANGE Long Slv Rash Guard SWIM SUIT Top Pink 150 12Opens in a new window or tabBrand Newchat_noir (1,133) 98.3%
- Sold May 23, 2025Crewcuts White Pink Printed Floral Long Sleeve One Piece Swimsuit Swim Suit 12Opens in a new window or tabPre-Ownedwv_treasures (83) 100%
- Sold May 23, 2025Roxy Junior Swell Series 4/3mm Back Zip WetsuitOpens in a new window or tabBrand Newlapafamilygoods (1,659) 99.4%
- Sold May 23, 2025New Wonder Nation Floral Rash Guard 1 pc Girls Long Sleeve UPF 50+ Many sizesOpens in a new window or tabBrand Newfieldofdogwood (53,619) 99.9%
- Sold May 23, 2025New Wonder Nation Tropical Rash Guard 1 pc Girls Long Sleeve UPF 50+ Many sizesOpens in a new window or tabBrand Newfieldofdogwood (53,619) 99.9%
- Ended May 23, 2025NWT Girls Nicole Miller Ruffled Tropical Floral One-Piece Swim Suit Sz 12 PinkOpens in a new window or tabBrand Newstar_red1023 (8,520) 99.4%
- Sold May 23, 2025Speedo Girls' Long Print Sleeve Rash Guard retails $36Opens in a new window or tabBrand Newstryke_back (17,927) 99.1%
- Ended May 23, 2025CAT & JACK Girls Striped One Piece L (10/12) Glitter Unicorn SwimsuitOpens in a new window or tabPre-Ownedrobdec_9979 (1,096) 100%
- Ended May 23, 2025Breaking Waves Big Girls 3-Pc. Mermaid Tails Bikini & Skirt - Mint Size 12 NWTOpens in a new window or tabBrand Newrjkinder06 (574) 100%
- Sold May 16, 2025NEW Billabong Girl's Stoked On Stripes 1 piece Swimsuit Multicolor size 12Opens in a new window or tabBrand Newcathysclearance (5,878) 99.2%
- Sold May 23, 2025Girl's- L- 10/12- 3Pc- Bikini Set & Rash Guard, -Art Class-UPF 50+ Brand New!Opens in a new window or tabBrand Newelizabeth5982 (304) 100%
- Sold May 23, 2025Athleta Girl Long Sleeve One Piece Swimsuit Girls L 12 Black & White Tie DyeOpens in a new window or tabPre-Ownedblueroseretro (329) 100%
- Sold May 23, 2025NWT Athleta GIRL Surfs Up Floral Swim TOP & Navy Bottom Size 12 Large ReversibleOpens in a new window or tabBrand Newlipscombs (2,101) 99.3%
- Ended May 22, 2025Hurley One Piece NWT Swimsuit Girl’s L (12-14 YRS) UPF 50+ BlueOpens in a new window or tabBrand Newscgr-7254 (920) 100%
- Sold May 22, 2025Justice Girls Tankini Swimsuit 2 Piece Set Pink Tie Dye Logo Size 12/14Opens in a new window or tabBrand NewTop Rated Plusa*growing*girls*closet (1,426) 100%
- Sold May 22, 2025Lands End Orange Pink Swirl Quick Dry Swim Shorts Girls Size L 10-12Opens in a new window or tabPre-Ownedanitasecondchance (874) 100%
- Sold May 22, 2025Justice Girls L 12-14 Ruffle Tankini Top Adjustable Straps, Bikini Bottom 2-PiecOpens in a new window or tabBrand NewExtra 15% off with coupontwin-novelty (9,326) 99.7%
- Sold Feb 1, 2025Speedo Girls Eco Endurance+ Legsuit (RD3102)Opens in a new window or tabBrand New$41.70List price: $53.4622% offBuy It NowFree deliveryfrom United Kingdompertemba (302,486) 98.5%
- Sold May 22, 2025Art Class Girls Yellow Diamond Crochet Swimsuit Cover Up Size L (10/12) New!Opens in a new window or tabNew (Other)nattala83 (16) 100%
- Sold May 22, 2025NWOT GIRLS PINK & BLUE RASH GUARD SWIMSUIT BY DKNY SIZE 10/12Opens in a new window or tabNew (Other)sparklysushop (17,413) 99.7%
- Ended May 22, 2025GAP Kids Size Large, Blue Long Sleeve RashguardOpens in a new window or tabPre-Ownedwissar22 (460) 100%
- Ended May 22, 2025Children’s Place 2 Piece Swim Suit, Marbled Blue, Purple, Size Youth Large 10 12Opens in a new window or tabPre-Ownedwissar22 (460) 100%
- Ended May 22, 2025NWT Speedo Swimsuit 1pc Girls Size 12 Splice Rose 🌹 VioletOpens in a new window or tabBrand Newmjap2000 (15,589) 100%
- Sold May 22, 2025Cat And Jack Childs Longsleve Swimsuit Size-Large 10/12 Neck Tie Up Multi ColorOpens in a new window or tabPre-Ownedmyprimepicks (97) 100%
- Sold May 22, 2025Lilly Pulitzer Girls Multicolor Abstract Colorful Lace One-Piece Swimsuit Sz 12Opens in a new window or tabPre-Ownedshopsastores (40,855) 98.7%
- Ended May 22, 2025Heart and Harmony Bikini Top Girls Pink Lace up Sz 12 NEW NWT N168Opens in a new window or tabBrand NewTop Rated Plusuniquefindingsnyc (8,106) 99.1%
- Ended May 22, 2025Girls Swim Swimwear Rash Guard UPF 50 + Long Sleeve Bathing Suit 2 Pc Sz 11 / 12Opens in a new window or tabPre-Ownedmommyof3gr8kids (2,222) 100%
- Ended May 22, 2025New Girls 2pc Swimsuit Bikini Sz 12 Reversible Floral By Copper KeyOpens in a new window or tabBrand Newkic_20 (106) 96.6%
- Sold May 22, 2025❤ LANDS' END girls swimsuit bathing suit 12 tankini purpleOpens in a new window or tabPre-OwnedTop Rated Plusswon5852 (1,826) 100%
- Sold May 22, 2025Kanu Surf Girls' Alania Flounce Bikini Beach Sport 2 Piece Swimsuit Size 12 2146Opens in a new window or tabNew (Other)lirainc (24) 100%
- Sold May 22, 2025Speedo Girl's Swimsuit One Piece Infinity Splice Thick Strap, Deep Water, 12Opens in a new window or tabBrand Newtristartreasures (8,616) 99.4%
- Sold May 22, 2025NWT- Girls Xhilaration Teal Swimsuit Cover Up Size Large 10/12Opens in a new window or tabBrand Newpassitonresellshop (442) 100%
- Ended May 22, 2025Gossip Girl Girl's Pink Two Piece Swimsuit Size 12 NWTOpens in a new window or tabBrand Newexceltradingllc (103,608) 97.3%
- Ended May 22, 2025Gossip Girl Girl's Pink Lace One Piece Swimsuit Size 12 NWTOpens in a new window or tabBrand Newexceltradingllc (103,608) 97.3%
- Sold May 22, 2025girls size 12 swimsuit 2-piece black & white polka dot & red tankiniOpens in a new window or tabNew (Other)invisiblestranger (577) 100%
- Sold May 22, 2025girls one-piece sides & waist cut-out animal print swimsuit size L(10-12)Opens in a new window or tabBrand Newbetuok (1,309) 100%
- Sold May 22, 2025Art Class Girl's Size L (10/12) Black Solid Terry Swim Cover Up DressOpens in a new window or tabBrand Newtimeless-t (29,023) 100%
- Ended May 22, 2025NEW Girls 2 pc Swimsuit Size 12Opens in a new window or tabBrand Newlynetteragdoll (2,160) 100%
- Ended May 22, 2025Cat & Jack Girls Rashguard Size L (10/12) Melon Rainbow ButterflyOpens in a new window or tabPre-Ownedmeriblac_0 (136) 100%
- Ended May 22, 2025Oneill Girls L/S Swimsuit (NWOT) And Roxy Rashguard EUC Both Size 6Opens in a new window or tabNew (Other)quail1981 (627) 100%
- Sold May 22, 2025So girls sz. 12 one piece floral swimsuit. Pretty, nt. descriptionOpens in a new window or tabPre-OwnedExtra 10% off with couponpapermoonkidsclos (9,051) 100%
- Ended May 22, 2025❤ LANDS' END girls swimsuit bathing suit 12 tankini Skort Black White StripeOpens in a new window or tabBrand Newelizabeth3267 (1,718) 100%
- Ended May 22, 2025NWT Little Peixoto Amelia Bikini Set Girl Size 12 Original $78 Black RainbowOpens in a new window or tabBrand Newelizabeth3267 (1,718) 100%
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