10,000+ results
- MerNation silicone mermaid tailOpens in a new window or tabPre-Owned$975.00Buy It Now+$51.56 delivery71 watchers
- Random Hearts Bikini Swimsuit Girls 12 Black Lightening Bolt 2 PieceOpens in a new window or tabPre-Owned$15.00Buy It Now+$6.99 deliveryFree returnsBuy 1, get 1 freeTop Rated Plus
- Tommy Bahama Girls Ruffle Bikini Size 12 Blue Pink Green Girly Swim Pool BeachOpens in a new window or tabPre-Owned$16.14Was: $18.9915% offor Best Offer+$6.55 delivery
- Athleta Girl 8/10 Paradise Splash One Piece Rashguard Zip Swimsuit Navy FloralOpens in a new window or tabPre-Owned$16.00or Best Offer+$4.62 delivery
- Lands' End Kids Terry Cloth Zip Jacket – Size 10–12 – Light Purple – SwimOpens in a new window or tabPre-Owned$13.90or Best Offer+$8.71 delivery
- Roxy Girl & Teenie Short Sleeve Rash Guard-Size 2-NWTOpens in a new window or tabBrand New$20.00or Best Offer+$5.75 delivery
- Hanna Andersson Girls US Size 12 Colorful Multi-Stripe Swim Skirt Bottom & TopOpens in a new window or tabNew (Other)$25.00or Best Offer+$6.84 delivery
- Coolibar UPF 50+ Youth Evelyn Swim Cloche Girls Sun Protection Beach PoolOpens in a new window or tabBrand New$16.17or Best Offer+$6.55 delivery
- Youth Teal Fantasy Starter Fin Fun Mermaid Tail Monofin size Youth SM YSM-MFOpens in a new window or tabBrand New$15.000 bids · Time left1d 4h$35.00Buy It Now+$8.19 delivery
- Kanu Surf Bikini 2 Piece Swimsuit Girls' Sz 12 Sundance Paisley Beach Sport NWTOpens in a new window or tabBrand New$16.95or Best Offer+$7.99 delivery
- Land’s End Girls Blue Long Sleeve Swimming Top Size L 12 Years Pre-ownedOpens in a new window or tabPre-Owned$10.99or Best Offer+$5.25 delivery
- STUNNING Camilla'Gully of Jupiter'Girls one-piece size 12 BEDAZZLED on necklineOpens in a new window or tabBrand New$15.991 bid · Time left8h 20m+$4.84 delivery
- Wow!! Huge Lot 19 Pieces JUNIOR BIKINI tops & Bottoms S & XS Many Brands!Opens in a new window or tabPre-Owned$10.000 bids · Time left4d 3h+$19.60 delivery
- Girls Bikini Top Size 12 - Girls Bathing suit Reversible Swim Top Maaji SwimOpens in a new window or tabPre-Owned$20.00Buy It Now+$4.84 delivery
- Xhilaration Beachsissi Lot 3 | 2 Piece Swimsuit Bikini Girls XL 14/16 Women SOpens in a new window or tabPre-Owned$18.99or Best Offer+$10.00 delivery
- Kt. By Knix Period Leak Proof Teen Small Swim Board Shorts New With TagOpens in a new window or tabBrand New$22.00or Best Offer+$6.00 delivery
- NWT GIRLS BILLABONG Return To Paradise Long Sleeve Rash Guard Paddle Suit 12 $50Opens in a new window or tabBrand New$28.50or Best Offer+$6.20 delivery
- GIRLS SIZE SMALL ONE PIECE GRAPHIC SWIM SUIT—WONDER NATION BRAND—EXCELLENTOpens in a new window or tabPre-Owned$2.99or Best Offer+$4.33 delivery
- Breaking Waves Girls Multicolor Flounce Style 2 Pc Swimsuit Sz 12 yrs Pre-ownedOpens in a new window or tabPre-Owned$9.99or Best Offer+$5.25 delivery
- Athleta Girl 2 Piece Swimsuit Sz 12 Bikini SetOpens in a new window or tabPre-Owned$20.00or Best Offer+$6.99 delivery
From our popular brands
Based on number of views and purchases | Sponsored- AthletaBrand New$21.60+$6.10 delivery
- SpeedoPre-Owned$11.91+$6.99 deliveryExtra 30% off with coupon
- SpeedoBrand New$28.00+$5.00 delivery
- BillabongBrand New$28.50+$6.20 delivery
- ROXYBrand New$31.50+$4.20 delivery
- NikePre-Owned$13.96+$4.50 deliveryExtra 15% off with coupon
- GapPre-Owned$18.53+$14.25 delivery
- ROXYBrand New$29.99+$6.95 delivery
- DisneyBrand New$6.00+$7.35 deliverySave up to 50% when you buy more
- Breaking Waves Big Girls 2-Pc Multicolor Ruffled Swimsuit Sz 12 yrs Pre-ownedOpens in a new window or tabPre-Owned$9.99or Best Offer+$5.25 delivery
- MINI BODEN Terry Toweling Swim Cover Up Dress Girls Size 11-12y floral birdsOpens in a new window or tabPre-Owned$20.00or Best Offer+$8.71 delivery
- ~NEW~ ZeroXposure Youth Girls 2-Piece Swim Set ~ Size M 10/12Opens in a new window or tabBrand New$19.00Buy It NowFree delivery
- Breaking Waves Big Girls Multicolor Ruffled 2 Piece Swimsuit Sz 12 yrs Pre-ownedOpens in a new window or tabPre-Owned$9.99or Best Offer+$5.25 delivery
- Eddie Bauer Girl's 4-piece Swim Suit Set Reversible Size S (7-8) Blue/WhiteOpens in a new window or tabBrand New$18.00or Best OfferFree deliveryFree returnsLast oneTop Rated Plus
- Crewcuts Girls One Piece Floral Swimsuit Ruffle Pink size 12Opens in a new window or tabPre-Owned$17.50or Best Offer+$4.84 delivery
- FIN FUN Mermaid Tail Choose Color/SizeOpens in a new window or tabBrand New$29.95Buy It NowFree deliverySave up to 13% when you buy more
- Shein Tween Girl SummerBikini Set With Neck Ring Matching Tied Skirt S 12yOpens in a new window or tabPre-Owned$8.00or Best Offer+$6.40 delivery
- LANDS END Girls Size 12 Swim Skirt Hot PinkOpens in a new window or tabPre-Owned$10.50Was: $15.0030% offor Best Offer+$7.49 delivery2 watchers
- Speedo Girls One-Piece Swimsuit Size 12 Tropical Floral Print Purple Nylon/SpandOpens in a new window or tabNew (Other)$13.99or Best Offer+$6.40 deliverySave up to 20% when you buy more
- Abercrombie Girls 2 Piece Bikini Swimsuit Size 11/12 Lime Green EUC!Opens in a new window or tabPre-Owned$12.50Buy It Now+$6.00 delivery13 watchers
- Hurley Youth Girl's Long Sleeve UPF 50+ Turquoise Waves Swim Shirt Size 10/12Opens in a new window or tabBrand New$11.99Buy It NowFree delivery6 watchers
- SPEEDO Swimsuit Kid Girls Size 12 One Piece Stripe Chlorine Resistant Summer NEWOpens in a new window or tabBrand New$17.99Was: $19.9910% offor Best OfferFree deliveryFree returns
- NWT Kid’s J. Crew Crewcuts Seersucker UPF Rash Guard Bathing Swimsuit Sz 12Opens in a new window or tabBrand New$24.90or Best Offer+$4.00 delivery
- NEW Girls Flower Cut Out One Piece Swimsuit Bathing SuitOpens in a new window or tabNew (Other)$11.99Buy It Now+$4.75 deliveryBuy 2, get 1 20% off
- MINI BODEN Hooded Terry Toweling Swim Cover Up Dress Girls Size 9-10 BirdsOpens in a new window or tabPre-Owned$25.00Buy It Now+$9.45 deliveryExtra 10% off with coupon
- Athleta Girl Sunny Flora Bikini Swim Sport Mixed Print Bottoms NWT Various SizesOpens in a new window or tabBrand New$17.99Buy It Now+$5.50 delivery9+ watchers
- Eddie Bauer Girl's 4-piece Swim Suit Set Reversible Size M (10-12) Blue/WhiteOpens in a new window or tabNew (Other)$15.000 bids · Time left5d 8h$21.00Buy It Now+$4.41 delivery
- Vintage Kmart Girls Size 12 2-piece Swimsuit Bathing Suit Bikini Floral 80s C3Opens in a new window or tabPre-Owned$29.99or Best Offer+$4.84 delivery11 watchers
- Janie and Jack Girls Mauve Chalk Dahlia Print Rashguard Set 12 Swimwear BeachOpens in a new window or tabPre-Owned$24.99or Best Offer+$7.49 deliveryFree returnsTop Rated Plus
- PLATINUM SWIMWEAR INSPIRED BY SOLANGE FERRARINI CROCHET BLACK ONE PIECE GIRLS 12Opens in a new window or tabNew (Other)$24.99or Best Offer+$5.80 delivery
- Abercrombie Kids Swimsuit Size 11/12 Girls One Piece SwimOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 delivery
- ✨Lot of 3 (Three) one-piece girls swimsuits Sz L 10/12 Bathing Suits Cat & Jack✨Opens in a new window or tabPre-Owned$22.00or Best OfferFree delivery
- Girls' kids Care Bears Fictitious Character official Bikini Set new with tagsOpens in a new window or tabBrand New$10.00Buy It NowFree delivery
- Athleta Girl Reversible Camo Tie Dye Bikini Top & Bottom. Size 12 LargeOpens in a new window or tabBrand New$35.00Buy It Now+$6.55 delivery
- NWT Care Bears S Bikini 2 Piece Swimsuit Suit 6 6XOpens in a new window or tabBrand New$15.00Buy It Now+$4.84 delivery
- Athleta Girl Ice Pink Camo Cannonball Shorts Swim Bottoms NWT Various SizesOpens in a new window or tabBrand New$19.99Buy It Now+$5.50 delivery7+ sold
- vintage lilly pulitzer girls swimsuit Size SmallOpens in a new window or tabPre-Owned$15.00Buy It Now+$4.71 delivery
- New! Hanna Andersson Sea Shells girls swimsuit size 12Opens in a new window or tabNew (Other)$22.00Buy It Now+$6.55 delivery
- Girls Athleta Tie Dye Surf Suit Rashguard Swimsuit Long Sleeve L 12Opens in a new window or tabPre-Owned$19.99or Best Offer+$6.00 delivery
- Maaji Size 12 Girls Long Sleeve Swimshirt Floral Colorful Swimwear SwimsuitOpens in a new window or tabPre-Owned$11.99Buy It Now+$4.99 delivery
- New Ralph Lauren Big Girls "All Over Logo" One-Piece Swimsuit - Size 12 - WhiteOpens in a new window or tabBrand New$19.95Buy It Now+$5.95 deliveryLast one
- Lands' End Girl Swimsuit One Piece Multicolor Hearts Print Size 12Opens in a new window or tabPre-Owned$15.00or Best Offer+$4.84 delivery
- Janie & Jack Girls Size 12 Ruffle High Neck 2 Piece Swimsuit FloralOpens in a new window or tabBrand New$39.99Buy It Now+$5.50 delivery
- Mini Boden pink floral rashguard swim shorts set NWT 11/12 70's vibeOpens in a new window or tabBrand New$45.00or Best Offer+$4.71 delivery
- Girl's Hurley 2 Piece Swim Shirt Pink Purple Size Medium 10 - 12 Rash GuardOpens in a new window or tabBrand New$15.99Buy It Now+$4.00 deliveryFree returnsLast oneTop Rated Plus
- Juicy Couture Girl's 2 Piece Bikini Set Pink MSRP $62 Holiday SALE NEW w TAGSOpens in a new window or tabBrand New$12.40Was: $62.0080% offBuy It NowFree deliveryFree returnsTop Rated Plus
- NEW Athleta girl reversible bikini bottoms (no top) Kids size 12 peach/rainbowOpens in a new window or tabBrand New$16.85or Best Offer+$4.51 delivery
- MINI BODEN Hooded Terry Toweling Swim Cover Up Dress Girls Size 11-12y FRUITOpens in a new window or tabPre-Owned$13.23Buy It Now+$13.29 delivery
- Athleta Girl Size 12 Reversible High Tide Swimsuit Bikini Top - NEWOpens in a new window or tabBrand New$14.00Buy It Now+$5.25 delivery in 2-4 days
- NWT Roxy Girls Very Vista Flutter Swimsuit Set 2 Piece SZ 12 Big Kids MSRP $54Opens in a new window or tabBrand New$14.90or Best Offer+$6.10 delivery in 2-4 days
- ROXY~NEW~2 Pc Rashguard L/S Swim Shirt & Bikini Bottoms Set~Girls Size 12~NWTOpens in a new window or tabBrand New$24.95or Best Offer+$4.00 deliveryFree returnsLast oneTop Rated Plus
- Athleta Girl Cut Out Bikini Set Sea Glass Multi Large L/12Opens in a new window or tabBrand New$29.95Buy It Now+$6.95 delivery in 2-4 daysFree returnsTop Rated Plus
- RxRxCoCo Hot Pink Shirred Binkini Tankini Two Piece Swimuit Bathing Suit Sz XS/SOpens in a new window or tabBrand New$0.990 bids · Time left8h 4mor Best Offer+$4.84 delivery
- Roxy Girl's 12 L/S Crop Bikini 2 Pc Rash Guard Tankini Swimsuit Coral BlueOpens in a new window or tabBrand New$28.00or Best OfferFree deliveryLast one
- OP GIRLS 3 PC. SWIM SUIT RASHGUARD BIKINI SET CAMOUFLAGE ASST SIZES BRAND NEWOpens in a new window or tabBrand New$8.99Buy It NowFree delivery2+ watchers
- Athleta Girl 4 Piece Swimsuit Free Spirit Tankini & Bikini Tops w/ Bottoms Sz 12Opens in a new window or tabPre-Owned$39.99or Best Offer+$6.49 delivery
- Hurley Girls Long Sleeve Moisture Wicking UV T-ShirtOpens in a new window or tabBrand New$15.99List price: $25.0036% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy moreTop Rated Plus
- NWT Gap Kids Girls Swimsuit swim vertical stripes pastel u pick size $39.95Opens in a new window or tabBrand New$11.98Buy It Now+$4.60 delivery
- Lilly Pulitzer Girls Bobby Swim Rash Guard Tankini Bikini Set Size 12 MulticolorOpens in a new window or tabPre-Owned$59.99or Best Offer+$5.80 deliveryExtra 10% off with coupon
- American Flag 3 Piece Swimsuit Set Patriotic Stars & Stripes Kids Size 12Opens in a new window or tabNew (Other)$28.49or Best OfferFree delivery
- Items Per Page
