4,400+ results
- Art Class solid black girls bathing suit bottoms L 10/12Opens in a new window or tabBrand New$5.00or Best OfferFree delivery
- 2 Piece Girls' Size 12 Heart Themed Speedo Swimsuit-NEW WITH TAGS!Opens in a new window or tabBrand New$9.99or Best OfferFree delivery
- Oneill Swim Bottom Girls 12 StripedOpens in a new window or tabPre-Owned$5.96Was: $8.5130% offor Best Offer+$4.51 deliveryFree returnsExtra 26% off with coupon
- NEW GIRLS SIZE 12 ROXY 2 PIECE BIKINI SET FLUTTER TOP SWIMSUIT SUIT PINK BEACHOpens in a new window or tabBrand New$12.71Was: $14.9515% offBuy It NowFree delivery in 2-4 days
- Xhilaration Top/OP Bottom Girl’s Bikini Set, Sz Large, 10/12Opens in a new window or tabPre-Owned$4.00or Best Offer+$4.71 delivery
- Girl’s Swim Sz 12 - Maaji Reversible Bikini Bottoms / Tankini Bottoms Sz LargeOpens in a new window or tabPre-Owned$5.001 bid · Time left3d 3h$20.00Buy It Now+$4.51 delivery
- Kanu Surf Girls' UPF 50+ Beach Sport Racer Halter Bikini 2-Piece SwimsuitOpens in a new window or tabBrand New$8.99 to $11.99Buy It NowFree delivery
- Girls Justice 2 Piece Swimsuit NWT Size 12Opens in a new window or tabBrand New$16.98Buy It NowFree delivery
Picked For You
Top selling items from trusted sellers | Sponsored- MAAJI ~ Kids Size 12 ~ PRINTED REVERSIBLE SWIM SUIT BIKINI BOTTOMS *read*Opens in a new window or tabPre-Owned$15.00or Best Offer+$5.50 delivery
- Boden High Collared Long Sleeve Zipper Floral Swim Suit Size 11-12 years oldOpens in a new window or tabPre-Owned$23.00or Best Offer+$5.31 delivery
- Juicy Couture Girls Butterfly 2- Piece Bikini NWT Size 12 YOpens in a new window or tabBrand New$18.95or Best Offer+$4.84 delivery
- SO 3pc set Girls Swim Suit and Rash guard Set UPF 50 Size 12….pre-owned ☀️☀️☀️Opens in a new window or tabPre-Owned$6.790 bids · Time left2d 5h$9.79Buy It Now+$5.80 delivery
- Kids Girls Swimwear UPF 50+ UV Protection Swimsuit Sun Protective Bathing SuitOpens in a new window or tabNew (Other)$12.50 to $32.99Was: $34.828% offBuy It NowFree deliveryfrom China
- Kids Girls Swimwear Bikini Bathing Suit Athletic Swimsuit UV Protection PrintedOpens in a new window or tabNew (Other)$13.35 to $30.80Was: $31.318% offBuy It NowFree deliveryfrom China
- Kids Girls Swimwear Water Park Swimsuit Summer Bikini Costume Beachwear FashionOpens in a new window or tabNew (Other)$12.69 to $25.93Was: $26.408% offBuy It NowFree deliveryfrom China
- US kids Two Piece beach swim set Sleeveless Tops swimsuit printed Bathing SuitsOpens in a new window or tabBrand New$22.95 to $29.20Was: $28.446% offBuy It NowFree deliverySave up to 12% when you buy more
- NWT HANNA ANDERSSON 2PC SUNBLOCK TANKINI BIKINI SWIMSUIT SET HORIZON 150 12Opens in a new window or tabBrand New$26.99Buy It Now+$4.00 delivery
- NEW! Athleta GIRL Cannonball 2.0 Swim Short Sz L/12 Lumen Floral #987917Opens in a new window or tabBrand New$12.99Buy It NowFree delivery
- NWT HANNA ANDERSSON SUNBLOCK 1PC SWIMSUIT MERRY MERMAIDS PINK PRINT 150 12Opens in a new window or tabBrand New$24.99Buy It Now+$4.00 delivery
- Girls Matilda Jane MJC Starboard Swimsuit Bottom (Sz 10) & Tankini Top (Sz 12)Opens in a new window or tabPre-Owned$34.99or Best Offer+$4.71 deliveryExtra 20% off with coupon
- Girls 11/12 Black One Piece Swim SuitOpens in a new window or tabNew (Other)$10.00Buy It Now+$4.41 delivery
- Splendid Girls Pink Aqua White Striped Two Piece Swim Suit Set Size 12 NewOpens in a new window or tabBrand New$14.95Buy It NowFree delivery
- Girl's Art Class Two Piece Swimsuit Size Large 10/12Opens in a new window or tabPre-Owned$6.99or Best Offer+$4.84 delivery
- NEW girl's size 12 2 pc tankini swimsuit, blue, pink, yellow floral swingOpens in a new window or tabNew (Other)$15.00or Best OfferFree delivery
- Speedo Girls' Standard One Piece Swimsuit Thin Straps Fauve Floral Size 12 NWTOpens in a new window or tabBrand New$15.49Buy It NowFree delivery
- NWT*Athleta Girl Cannonball SWIM SHORT Bottom** L / 12**Aqua Coral Navy*LinedOpens in a new window or tabBrand New$18.95Buy It Now+$5.60 delivery3 watchers
- Nike Girls Open Back Swimsuit Black Green One Piece Size 28/12Opens in a new window or tabPre-Owned$16.99Buy It NowFree delivery
- Art Class Tropical Bathing suit One Piece Girls 10/12Opens in a new window or tabPre-Owned$6.00or Best Offer+$5.00 delivery
- Kids Girls Swimwear Swimming Bikini Costume Swimsuit Set Activewear Party PoolOpens in a new window or tabNew (Other)$9.86 to $29.74Was: $29.666% offBuy It NowFree deliverySave up to 12% when you buy more
- Kids Girls Boys Swimsuit Sun Protection Swimwear Sports Set 3 Pieces Top SwimOpens in a new window or tabNew (Other)$13.91 to $26.94Was: $29.288% offBuy It NowFree deliveryfrom China
- Kids Girls Swimsuit Long Sleeve Beachwear Holiday Swimwear Youth Outfits ActiveOpens in a new window or tabNew (Other)$12.12 to $30.73Was: $31.498% offBuy It NowFree deliveryfrom China
- US Kids Printed Two Piece Beach Swim Set Sleeve Swimsuit Beachsuit Bathing SuitsOpens in a new window or tabBrand New$23.81 to $29.20Was: $28.446% offBuy It NowFree deliverySave up to 12% when you buy more
- Molo Girls Nanna Tie-Dye Swimsuit One Piece 12 NWT $75Opens in a new window or tabBrand New$10.00Was: $20.0050% offor Best Offer+$8.40 delivery
- Juicy Couture Black Label Bikini Swimsuit Girls 12 Aqua with Pink MSRP $62 NewOpens in a new window or tabBrand New$12.99Buy It Now+$4.99 deliveryFree returnsTop Rated Plus
- Speedo Girls ProLT Super Pro Youth Athletic One-Piece Swimsuit, Speedo Navy 8/24Opens in a new window or tabBrand New$16.99Buy It NowFree delivery6 watchers
- Zeroxposur Girls Size 12 Swimwear 3 Pc Set Tankini Bottom Shorts Turquoise/GrayOpens in a new window or tabBrand New$9.97Buy It Now+$5.62 delivery
- Athleta Girl Sunny Flora Bikini Top L 12 Stretch Nylon Swim BeachOpens in a new window or tabPre-Owned$10.46Was: $14.9530% offor Best Offer+$4.99 delivery
- Speedo Girls Size 12 Racerback Sport One Piece Swimsuit Dark Peri New With TagsOpens in a new window or tabBrand New$13.99Was: $19.9930% offor Best Offer+$6.10 delivery in 2-4 days
- Kids Girls Bikini Swimming Swimsuit Summer Swimwear Party Sportswear TrainingOpens in a new window or tabNew (Other)$12.70 to $32.73Was: $33.538% offBuy It NowFree deliveryfrom China
- Girls Rash Guard Wetsuit Swimsuit Sun Protection Swimwear Swim One Piece BeachOpens in a new window or tabNew (Other)$11.44 to $25.72Was: $27.228% offBuy It NowFree deliveryfrom China
- Kami girls lined 1 pc swimsuit green black yellow camo floral size 12 EUC tropicOpens in a new window or tabPre-Owned$7.50Buy It Now+$5.25 delivery in 2-4 days
- Girls St Tropez 2 Pc Fully Lined Multicolor Bikini Swimsuit Swimwear Sz 12Opens in a new window or tabBrand New$11.15Was: $11.997% offBuy It Now+$4.99 delivery in 2-4 daysFree returnsTop Rated Plus
- Girls Lands End Size 12 Rash Guard Bikini Swimsuit Long Sleeve 3-PieceOpens in a new window or tabPre-Owned$36.97or Best OfferFree deliveryFree returnsTop Rated Plus
- Speedo Swimsuit One Piece Solid Cross Back Multi Straps Color Navy Girls Size 14Opens in a new window or tabBrand New$13.00or Best Offer+$6.40 delivery in 2-4 days
- Maaij Camelia Fiesta Red Ruffled Smocked Crop Bikini Top Size 12 Swim BeachOpens in a new window or tabPre-Owned$25.00or Best Offer+$4.99 delivery
- Lilly Pulitzer Girls Swimsuit Size 12 One Piece Preppy Halter Colorful LogoOpens in a new window or tabPre-Owned$20.00or Best Offer+$4.84 delivery
- BODEN Girls 11-12 y - Swimsuit X-back Colorful Floral Blue Neon Yellow One-PieceOpens in a new window or tabPre-Owned$9.99Buy It Now+$4.99 deliveryFree returns
- Lands' End Swimsuit Swim Dress Girls Size 12 Rainbow Print One Piece TankOpens in a new window or tabPre-Owned$14.39Was: $17.9920% offor Best Offer+$6.50 deliveryFree returnsTop Rated Plus
- Hilor Girls Crop Flounce Bikini Swimsuit Size 152 (12)Opens in a new window or tabPre-Owned$17.00or Best Offer+$4.00 deliveryFree returnsTop Rated Plus
- Girls J Crew Crewcuts navy white Long Sleeve rashguard UPF 50+ Sz 12 Swim ShirtOpens in a new window or tabPre-Owned$26.99Buy It NowFree delivery
- Athleta Girl Free Spirit Tie Dye Racerback Bikini Top Girls' Sz: L/12 NWT $29Opens in a new window or tabBrand New$18.45Buy It NowFree deliveryFree returnsTop Rated Plus
- bmagical by btween Girl's Rainbow Tie Dye Sparkle 1 piece Swimsuit sz 12 NWOTOpens in a new window or tabNew (Other)$12.99or Best Offer+$6.50 delivery
- abercrombie kids girls Purple 11/12 Swimsuit Bikini Great ConditionOpens in a new window or tabPre-Owned$14.00or Best Offer+$7.45 deliveryFree returnsTop Rated Plus
- Girl’s Lot Of (2) 2 Piece Swimsuits More Than Magic Sz S 10/12Opens in a new window or tabPre-Owned$10.00or Best Offer+$4.95 delivery
- Speedo Girls Closed Racerback One Piece Swimsuit Cot D'Azur Collage Size 12 NWTOpens in a new window or tabBrand New$15.49Buy It NowFree delivery
- Athleta Girl High Tide Cannonball Shorts Swim Bottoms NWT Various SizesOpens in a new window or tabBrand New$19.99Buy It Now+$5.50 delivery4+ watchers
- NWOT HANNA ANDERSSON FLUTTER SLEEVE CHERRY CHEER ONE PIECE SWIMSUIT 150 12Opens in a new window or tabNew (Other)$27.99Buy It Now+$6.20 delivery in 2-4 days
- Tea Collection Rash Guard one piece Swim Girl Watermelon size 12Opens in a new window or tabPre-Owned$16.80Was: $24.0030% offor Best Offer+$5.50 delivery in 2-4 daysFree returns
- Garnet Hill Kids Swim Tankini Girls 12 Tropical Pink Floral, & Swim Shorts SetOpens in a new window or tabPre-Owned$15.00or Best Offer+$7.35 delivery
- Habitual Girl Beach Hut One Piece swimsuit Size 12 Pink Light PurpleOpens in a new window or tabBrand New$29.99or Best Offer+$5.75 delivery
- Bikini Tankini Swimsuit Bottoms Girls size 12 Turquoise Hipster Mix and MatchOpens in a new window or tabPre-Owned$13.55Was: $16.9420% offor Best Offer+$7.99 delivery
- ROXY GIRL Girls Black Two 2 Piece Shirt Bathing Suit Swimsuit - Sz 12Opens in a new window or tabPre-Owned$19.57Was: $27.9530% offor Best Offer+$5.00 delivery
- Speedo Girls Size 12 Racerback Sport One Piece Swimsuit NewOpens in a new window or tabNew (Other)$15.00or Best Offer+$4.71 delivery
- ROXY GIRL Girls Two 2 Piece Shirt Bathing Suit Swimsuit - Sz 12Opens in a new window or tabPre-Owned$19.57Was: $27.9530% offor Best Offer+$5.00 delivery
- Girls 1 Piece Swimsuit Striped Size Varies Sizes 8- 12 VintageOpens in a new window or tabBrand New$5.00or Best Offer+$6.55 delivery
- Lands' Ends Tankini Top Girls Sz 12 Blue Tie Dye Scoop Neck Racerback PulloverOpens in a new window or tabPre-Owned$9.99or Best Offer+$6.99 delivery
- ZEROXPOSUR SWIMWEAR, GIRL'S Green/white NYLON ELASTIC SHORTS, SIZE 12 neonOpens in a new window or tabPre-Owned$1.00or Best Offer+$5.85 delivery
- Roxy Girls' Flowers Addict One Piece Swimsuit Size 12Opens in a new window or tabBrand New$30.00or Best Offer+$4.84 delivery
- Kanu Surf Girls Coral Reef Beach Sport Wrap Around Bikini 2-Piece Swimsuit Sz 12Opens in a new window or tabBrand New$9.99Buy It Now+$4.84 delivery
- Roxy Girl’s Two Piece Blue Floral Bikini Swimsuit Set Size 12Opens in a new window or tabBrand New$39.90or Best Offer+$6.55 delivery
- Kids Girls Rash Guard Swimsuit Long Sleeve Swim Dress with Pants Set BeachwearOpens in a new window or tabNew (Other)$7.62 to $24.52Was: $24.156% offBuy It NowFree deliverySave up to 9% when you buy more
- Kids Girls Rash Guard Beach Swimwear Summer Swimsuit Youth Crop Top Criss-crossOpens in a new window or tabNew (Other)$9.96 to $34.95Was: $33.106% offBuy It NowFree deliverySave up to 12% when you buy more
- Items Per Page