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- Milly Minis Girl's Scoop Back One-Piece Blue / Ivory size 12 Girls 177396Opens in a new window or tabBrand New$101.50List price: $169.0040% offBuy It Now+$3.60 deliveryFree returnsTop Rated Plus
- Juicy Couture Black Label One-Piece Pink Color Swimsuit (size12)Opens in a new window or tabBrand New$27.73or Best Offer+$7.35 deliveryFree returns
- Speedo Vee 2 Endurance Lite One Pc Teal competition Swimsuit size 28/ youth 12Opens in a new window or tabBrand New$42.27Buy It NowFree deliveryFree returns7 watchersTop Rated Plus
- Kanu Surf Charlotte Flounce Navy Floral UPF 50 2 Piece Tankini Swimsuit Size: 12Opens in a new window or tabBrand New$26.34Was: $30.9915% offor Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- 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
- Mini Boden Rainbow Tankini Swimsuit Size 5 to 6 Years Girls Two Piece NewOpens in a new window or tabBrand New$18.99or Best Offer+$5.85 deliveryFree returnsTop Rated Plus
- Speedo Blue Girls Youth 12/28 Swimsuit One Piece Prolt Super Pro Solid SwimOpens in a new window or tabBrand New$12.95or Best Offer+$5.50 deliveryFree returnsTop Rated Plus
- Kanu Surf Swimsuit Girls 12 Blue Floral One Piece Ruffle 8564Opens in a new window or tabBrand New$12.99or Best Offer+$4.99 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Nike Solid Poly Training Lingerie Tank One Piece Swimsuit Navy Size 12 2666Opens in a new window or tabBrand New$22.50Was: $45.0050% offBuy It Now+$5.00 deliveryFree returnsTop Rated Plus
- 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
- Girls Swimwear With AccessoriesOpens in a new window or tabBrand New$5.99Buy It Now+$4.84 deliveryFree returns
- Garnet Hill Kids Swim Tankini Girls 12 Starfish Lined Ruffled Bottoms Cross BackOpens in a new window or tabPre-Owned$14.99or Best Offer+$7.99 deliveryFree returnsTop Rated Plus
- Girls turquoise, Hawaiian Style Two-Piece, Bathing Suit, Age 5 Year super cuteOpens in a new window or tabNew (Other)$12.00or Best Offer+$5.21 deliveryFree returns
- Girls donuts and sprinkles, print Two Piece Swimsuit 5 Year white, and purpleOpens in a new window or tabNew (Other)$12.00or Best Offer+$4.52 deliveryFree returns
- Speedo Girls' Standard Swimsuit One Piece Square Neck Thin Strap, Ceramic, 12Opens in a new window or tabBrand New$27.99Was: $39.9930% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Speedo Girls Swimsuit Pro LT Super Pro 12/ 28 Blue HarmonyOpens in a new window or tabBrand New$30.00or Best Offer+$6.84 deliveryFree returnsTop Rated Plus
- Dolfin Uglies Girls One Piece Swimsuit Size 12 Blue Stars UPF NEWOpens in a new window or tabBrand New$10.48Was: $14.9730% offor Best Offer+$6.95 deliveryFree returnsTop Rated Plus
- 152134 Girls 12 LAND'S END Lot of 2 450899 Blue White Floral Swim Brief BottomsOpens in a new window or tabPre-Owned$13.99Buy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Speedo Girl's Size 12 Athletic Racerback One Piece SwimsuitOpens in a new window or tabPre-Owned$16.95or Best Offer+$6.55 deliveryFree returns
- Garnet Hill Kids Swim Tankini Girls 12 Starfish Lined Ruffled Bottoms Cross BackOpens in a new window or tabPre-Owned$17.99or Best Offer+$7.99 deliveryFree returnsTop Rated Plus
- Kanu Surf Girls' Big Ruffle Halter Bikini Swimsuit, 12, Morgan Purple FloralOpens in a new window or tabBrand New$14.95Buy It Now+$8.99 deliveryFree returnsTop Rated Plus
- Speedo Infinity Splice 1-Piece Athletic Swimsuit Sea Level Girl's Sz 12Opens in a new window or tabBrand New$22.00or Best Offer+$4.84 deliveryFree returnsTop Rated Plus
- Limited Too Girls' Little Butterfly Foil 1 piece Pull On Deep Navy Size 5/6Opens in a new window or tabBrand New$16.99or Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Rip Curl Kids Sun Rays Long Sleeve One Piece Surfsuit L140939 Girls Size 12Opens in a new window or tabBrand New$67.49Was: $89.9925% offor Best Offer+$5.20 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Gerry Girls Youth 2-piece Swimsuit SetOpens in a new window or tabBrand New$20.00Buy It NowFree deliveryFree returnsTop Rated Plus
- Seafolly Summer Vacay 27202 Bikini Girls 12 Blue Swimwear 3-Piece Set ERK356Opens in a new window or tabBrand New$44.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Girls Orange Cheetah, Print Two Piece Swimsuit 5 YearOpens in a new window or tabNew (Other)$12.00or Best Offer+$4.52 deliveryFree returns
- Roxy Girl's Sebastian The Little Mermaid Floral One-Piece, Multicolor, 12Opens in a new window or tabBrand New$41.30Was: $59.0030% offBuy It Now+$18.95 deliveryFree returnsTop Rated Plus
- Hobie Purple Girls Tankini Set Tie-dye Printed Two Piece Swimwear Size 12 $60Opens in a new window or tabBrand New$18.00Was: $45.0060% offor Best Offer+$8.55 deliveryFree returns
- Nike A6251 Solid Poly Lingerie Tank One Piece Navy Girl's Size 12Opens in a new window or tabBrand New$70.00Buy It Now+$4.20 deliveryFree returnsTop Rated Plus
- Splendid 264635 Girls' Crisscross One Piece Swimsuit Size 12Opens in a new window or tabBrand New$34.30List price: $69.9951% offor Best Offer+$3.60 deliveryFree returnsTop Rated Plus
- Splendid 256770 Big Girls' Crisscross One Piece Swimsuit Loving Navy Size 12Opens in a new window or tabBrand New$33.00List price: $65.9950% offor Best Offer+$3.60 deliveryFree returnsTop Rated Plus
- ACCLAIM Jamaica Girls Racer Back School Swimming Swim Costume Nylon Lycra 2025Opens in a new window or tabBrand New$10.92Buy It Now+$8.73 deliveryfrom United KingdomFree returns
- Seafolly L1011 Kids Pineapple Daze Trikini Set Size 12 AUOpens in a new window or tabBrand New$34.99Was: $49.9930% offBuy It Now+$5.20 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Sunuva Girls Blue Pineapple Ditsy Frill Swim Pant Age 1-2 SG8403NOpens in a new window or tabBrand New$46.73or Best OfferFree deliveryfrom United KingdomFree returnsTop Rated Plus