6,900+ results
- Lilly Pulitzer Girls Multicolored Coral Reef Tankini Swimsuit UPF 50 Size 12Opens in a new window or tabPre-Owned$24.95Buy It Now+$5.80 delivery
- 8 Piece Girls Summer LOT Size 10 - 12 Swimwear Shorts Short Sleeve Top SwimsuitOpens in a new window or tabPre-Owned$25.00or Best Offer+$8.78 delivery
- 4 Girls 2 Piece Bathing Suits Size 10/12 Exellent ConditionOpens in a new window or tabPre-Owned$25.00Buy It Now+$4.84 delivery
- Girls Swimsuits Twist V Neck Drawstring Cute Girls Bikini Swim Two Piece SetsOpens in a new window or tabBrand New$17.99or Best OfferFree delivery
- Habitual Kids Malibu Strip One-Piece Swimsuit UPF 50 Size 12 MSRP $48Opens in a new window or tabBrand New$22.99Buy It Now+$7.99 deliveryFree returns
- Girls art class swimsuit size 10/12Opens in a new window or tabBrand New$6.990 bids · Time left11h 36m+$4.84 delivery
- NWT Athleta GIRL Surfs Up Floral Swim TOP & Navy Bottom Size 12 Large ReversibleOpens in a new window or tabBrand New$34.99or Best Offer+$6.55 delivery
- RSQ Girls Wavey Bralette Bikini Set Two Piece Swimsuit Size 12Opens in a new window or tabBrand New$11.20Was: $14.0020% offBuy It Now+$4.84 deliveryLast one
Picked For You
Top selling items from trusted sellers | Sponsored- Girls Mermaid Swimsuit Bathing Suit Bikini 2pc Set Swimwear Children's SwimsuitOpens in a new window or tab$28.80alanashop2 (1,070) 98.8%
- Speedo Girl's Swimsuit One Piece Thick Strap Racer Back Printed, 12Opens in a new window or tab$24.65shoppermaxx (15,811) 99.7%
- SHEIN One Piece Black Swimsuit Size Large Orange ColorOpens in a new window or tab$26.99makeupandmorecorp2022 (1,403) 99%
- Swimgo girls swimsuit swimsuit, training, Sun, 11-12 yearsOpens in a new window or tab$11.00sport-outlet-handvers (44,241) 98.9%
- 7-16years Children Swimwear Falbala Girls Swimwear Biquini Infantil SwimsuitOpens in a new window or tab$35.74alanashop2 (1,070) 98.8%
- Speedo Youth Girls Flyback Training Suit, Navy, Size 12/28Opens in a new window or tabBrand New$29.94Buy It NowFree delivery
- Hanna Andersson Girls Sz 12 Printed Rashguard 1 Piece Painted Spots On Blue NewOpens in a new window or tabNew (Other)$20.00Buy It Now+$6.55 delivery
- Kanu 2 Piece Long Sleeve Rash Guard Swim Suit Girls Size 12 Tie Dye UPF 50 NWTOpens in a new window or tabBrand New$9.99or Best Offer+$5.99 deliveryFree returnsExtra 10% off with coupon
- Rylee + Cru Gray Floral Sleeveless Smoked One Piece Girls Swimsuit Size 12-18MOpens in a new window or tabPre-Owned$12.990 bids · Time left14h 59m+$10.00 deliveryBenefits charity
- Lilly Pulitzer Girls Multicolor Abstract Colorful Lace One-Piece Swimsuit Sz 12Opens in a new window or tabPre-Owned$9.991 bid · Time left4d 14h+$9.99 deliveryFree returnsBenefits charity
- Betsey Johnson Girl Swim Suit (Size 12/L)Opens in a new window or tabNew (Other)$9.98or Best Offer+$4.71 delivery
- Athleta Palm Oasis Floral Blue Reversible Strappy Bikini Swim Top Bottom Set 12Opens in a new window or tabPre-Owned$16.00or Best Offer+$4.71 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
- Kanu Surf Girls' Daisy UPF 50 Beach Sport Halter Tankini 2-Piece Swimsuit 12 NWTOpens in a new window or tabBrand New$25.00or Best Offer+$4.52 delivery
- Hanna Andersson Swimsuit One Piece 150 Size 12 Pink White Stripe Floral PastelOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 delivery
- Betsy Johnson Girls Pink Swimsuit & Cover Size 12 NewOpens in a new window or tabBrand New$10.00Buy It Now+$6.84 delivery
- 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+$4.50 delivery
From our popular brands
Based on number of views and purchases | Sponsored- AthletaAthleta Palm Oasis Floral Blue Reversible Strappy Bikini Swim Top Bottom Set 12Opens in a new window or tabPre-Owned$16.00+$4.71 delivery
- AthletaATHLETA GIRL CANNONBALL 2.0 SWIM Top/bottom Surf Dream Gulf green Size L/12Opens in a new window or tabPre-Owned$10.00+$4.71 delivery
- ROXYRoxy Girls Paradise Trip Crop Top Bikini Swim Set Sz 12 Swimsuit NEW NWTOpens in a new window or tabBrand New$26.90+$6.99 delivery
- ROXYRoxy Girls Bundle of Two Bikini Tops Size 12 (Girls)Opens in a new window or tabPre-Owned$16.00+$6.00 delivery
- HurleyHurley Swimsuit Girls 12 Pink Purple Ombre Halter Tankini Boyshort 2 PieceOpens in a new window or tabNew (Other)$19.99+$5.99 delivery
- SpeedoSpeedo Girl's Swimsuit One Piece Thick Strap Racer Back Printed, 12Opens in a new window or tabNew (Other)$24.65Free delivery
- ~NEW~ ZeroXposure Youth Girls 2-Piece Swim Set ~ Size M 10/12Opens in a new window or tabBrand New$14.00Buy It Now+$7.00 delivery
- Speedo Girls' One Piece Swimsuit Closed Racerback 2023 Anthracite Size 12 NWTOpens in a new window or tabBrand New$14.99or Best Offer+$4.52 delivery in 2-4 daysFree returnsTop Rated Plus
- Juicy Couture Kids 2 Piece Swimsuit Bathing Suit Bikini Girls Size 12 StripedOpens in a new window or tabPre-Owned$12.95or Best Offer+$4.84 deliveryExtra 15% off with coupon
- Glitter Beach Big Girls Flounce Bikini Set Foil Print, Coral Pink 2 Pc, Size 12Opens in a new window or tabBrand New$18.00Was: $18.955% offor Best Offer+$6.98 deliveryFree returnsTop Rated Plus
- NWT size 7 12 TEA COLLECTION Turtle Floral Rash Guard SetOpens in a new window or tabBrand New$39.99Buy It Now+$5.00 delivery
- Nike Girls Swimsuit Hydrastrong One Piece Black Teal Kneeskin Sz 28 Y (11-12)Opens in a new window or tabBrand New$24.77Buy It NowFree delivery
- NWT Justice Black Tiered Ruffle Tankini Swimsuit 2PC 12 GirlsOpens in a new window or tabBrand New$14.99Buy It NowFree delivery
- Athleta Girl Grotto Ocean Marble Cannonball Shorts Swim Bottoms NWT Various SzsOpens in a new window or tabBrand New$19.99Buy It Now+$5.50 delivery9+ watchers
- Kids Girls Swimsuits UPF 50+ Bathing Suits Pool Swimwear Shorts Shirts BeachOpens in a new window or tabNew (Other)$15.69 to $24.59Buy It Now+$3.99 deliveryfrom China
- Girls Modest Swim Suit Long sleeve Top With Skirt Size 11-12 YrsOpens in a new window or tabPre-Owned$12.99or Best Offer+$6.00 delivery
- Kanu Surf Girls' Alania Flounce Bikini Beach Sport 2 Piece Swimsuit Size 12 2146Opens in a new window or tabNew (Other)$11.50Buy It Now+$4.71 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
- Girls art class size Large size 10 size 12 bikini bottomsOpens in a new window or tabBrand New$6.00or Best Offer+$4.51 delivery
- Eddie Bauer Youth Girls Kids 4-piece Reversible Swim Suit Set, Purple M 10/12Opens in a new window or tabBrand New$19.98Buy It Now+$6.98 delivery in 2-4 days22 sold
- BNWT Burberry London Little Girl's & Girl's Sandie One-Piece Swimsuit MSRP $250!Opens in a new window or tabBrand New$79.99Buy It NowFree delivery7+ watchers
- Hobie Teen Girl's Size 12 Bikinis Lot of 2 SwimsuitsOpens in a new window or tabPre-Owned$9.99Buy It Now+$5.80 delivery
- NWT L Space Girls Size 12 Little Leilani Racerback One Piece SwimsuitOpens in a new window or tabBrand New$30.00or Best OfferFree deliveryLast one
- 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 returnsTop Rated Plus
- Crewcuts J. Crew J.Crew Girls Pink & White Striped Seersucker Bikini Size 12 PolOpens in a new window or tabPre-Owned$23.99Was: $29.9920% offor Best Offer+$4.84 deliveryExtra 10% off with coupon
- Billabong Kids' Blown Away Long Sleeve Rasguard Swimsuit size 12Opens in a new window or tabPre-Owned$22.00or Best Offer+$4.84 delivery
- Habitual Girl's Nautical Striped Bikini 12 Red White Swimming Bottom Bow DetailOpens in a new window or tabBrand New$15.00or Best Offer+$5.00 delivery in 2-4 days
- Girls One Piece Swimsuits - 2 PackOpens in a new window or tabBrand New$5.99Buy It Now+$4.84 deliveryFree returns
- Girls Swimsuit Size 11-12 Years Criss Cross Bikini Set Ivory GreenOpens in a new window or tabBrand New$11.50Buy It NowFree delivery
- 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 returns4 watchersTop Rated Plus
- NEW Billabong Girl's Stoked On Stripes 1 piece Swimsuit Multicolor size 12Opens in a new window or tabBrand New$34.99or Best OfferFree deliveryFree returns
- RARE! SWEETHONEY Seahorse Swim Cover Dress, Size 12Opens in a new window or tabNew (Other)$25.00or Best OfferFree 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 delivery7 watchers
- Polo Ralph Lauren Girls SwimwearOpens in a new window or tabBrand New$25.00or Best Offer+$4.62 delivery11 watchers
- 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
- Athleta Girl Tropics Tie Die Two Piece Swimsuit Sz 12 Reversible Bikini SetOpens in a new window or tabPre-Owned$19.90or Best Offer+$4.84 delivery
- Girl's Tea Collection Purple & Coral Tankini Swimwear Top Size 12 EUCOpens in a new window or tabPre-Owned$4.990 bids · Time left15h 52m+$4.99 delivery in 2-4 daysFree returns
- Billabong Girls Bit Lil Bit Wild Hanky Trilet Two Piece Swimsuit Set, Size 12Opens in a new window or tabBrand New$24.50or Best Offer+$5.00 delivery
- SPEEDO Lycra Two Piece Swimsuit Girls 12 Pink Black Bikini NEW NOSOpens in a new window or tabNew (Other)$19.99Buy It Now+$5.99 delivery
- Hurley Swimsuit Girls 12 Pink Purple Ombre Halter Tankini Boyshort 2 PieceOpens in a new window or tabNew (Other)$19.99or Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Girlsquad Large (12) Swim Top NWTOpens in a new window or tabBrand New$20.00or Best Offer+$14.00 delivery
- ATHLETA GIRL CANNONBALL 2.0 SWIM Top/bottom Surf Dream Gulf green Size L/12Opens in a new window or tabPre-Owned$10.00or Best Offer+$4.71 delivery
- Roxy Girls Paradise Trip Crop Top Bikini Swim Set Sz 12 Swimsuit NEW NWTOpens in a new window or tabBrand New$26.90Was: $29.8910% offor Best Offer+$6.99 deliveryFree returnsTop Rated Plus
- Girl's CREWCUTS Blue White Gingham Check One-Piece Swimsuit Bathing Suit Size 12Opens in a new window or tabPre-Owned$14.50or Best Offer+$6.55 delivery
- NEW Speedo One Peice Orange Blue Stripe Girls Sz 12 SwimsuitOpens in a new window or tabBrand New$21.58Was: $26.9720% offor Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- 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 delivery
- NWT 2pc Polo Ralph Lauren Blue Green Floral Print Swimsuit sz 12Opens in a new window or tabBrand New$29.99Buy It Now+$5.50 delivery in 2-4 days
- NWT Janie and Jack Swimsuit Ruffle Eyelet Seersucker Sz 12 YOU CHOOSE $39 retailOpens in a new window or tabBrand New$20.00Buy It Now+$6.25 delivery15 watchers
- Athleta GIRL L / 12 Swim Paradise Bikini BottomOpens in a new window or tabNew (Other)$3.500 bids · Time left2d 13h+$3.95 delivery
- Crewcuts Girls Size 12 Floral Ruffled Bathing Suit Swimsuit One PieceOpens in a new window or tabPre-Owned$8.99or Best Offer+$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 delivery4+ watchers
- Speedo One Piece Competitive Swimsuit Navy PROLT SUPRO 12/28 Youth NewOpens in a new window or tabBrand New$22.00or Best OfferFree deliveryFree returnsSave up to 10% when you buy moreTop Rated Plus
- Girls Size 12 Lands End 2 Piece Swimsuit Set Tankini Hot Pink White DotsOpens in a new window or tabPre-Owned$19.950 bids · Time left1d 15h$27.95Buy It Now+$5.62 delivery
- Athleta Girl Bora Bora Floral Bikini Swim Bottoms NWT Various SizesOpens in a new window or tabBrand New$16.99Buy It Now+$5.50 delivery
- NWT - LANDS' END Girls Purple 3 Piece Rash Guard Swimsuit Set Sz 12Opens in a new window or tabBrand New$29.99or Best Offer+$4.84 delivery
- Sweet Toddler Bright Colored Rose Print Swimsuit W/Pink Tutu Cover Up 12-18 MosOpens in a new window or tabNew (Other)$18.00or Best Offer+$4.00 delivery
- Kids One-piece Jumpsuit Swimwear Adjustable Straps Open Back Swim BodysuitOpens in a new window or tabBrand New$9.38 to $15.80Was: $15.697% offBuy It Now+$3.99 deliveryfrom China
- Girls 2Pcs Sequins Mermaid Ballet Dance Tankini Outfit Tank Top Booty ShortsOpens in a new window or tabBrand New$7.80 to $15.61Was: $8.397% offBuy It Now+$3.99 deliveryfrom China
- Items Per Page
