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- Barbie x Forever 21 Barbie Rhinestones Bling One-Piece Swimsuit Girls Size 11/12Opens in a new window or tabBrand New$34.90or Best Offer+$6.22 delivery in 2-4 days
- Splendid Lurex One Piece Swimsuit Girls 12 Multi Striped Print High Neck Pull-OnOpens in a new window or tabBrand New$16.26or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- NWOT KAMI Girls One Piece Swimwear Size 12 Geometric PrintOpens in a new window or tabNew (Other)$14.76Was: $28.9549% offor Best Offer+$5.49 delivery in 2-4 daysFree returnsExtra 10% off with couponTop Rated Plus
- Abercrombie & Fitch Girls Bikini Swim Bottoms - Size 11/12 - PurpleOpens in a new window or tabPre-Owned$10.95or Best Offer+$4.51 delivery
- NWT Nike Girls Large 12-13 Swimsuit Purple Pink Fuchsia One Piece Cross BackOpens in a new window or tabBrand New$36.00or Best Offer+$4.52 delivery in 2-4 days
- Nike Solid Poly Training Lingerie Tank One Piece Swimsuit Navy Size 12 2666Opens in a new window or tabBrand New$18.00Was: $45.0060% offBuy It Now+$7.00 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
- Hurley Girls' High Waisted Bikini 2-Piece Swimsuit Teversi Sz 12 NWTOpens in a new window or tabBrand New$16.00Buy It Now+$8.00 deliveryLast one
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- Girls Activewear Water Park Outfits Zip Up Swuimsuit 3 Piece Swimwear ClassicOpens in a new window or tab$27.49etherbuy88 (64,977) 98.3%
- US Girls Outfits Pool Activewear Water Park Swuimsuit Classic Swimwear UPF50+Opens in a new window or tab$29.49jolly-elf (4,171) 98.1%Save up to 12% when you buy more
- Kids Girls Swimsuit Cow Print Swimwear Tank Bathing Suit Shorts Beachwear SetOpens in a new window or tab$20.55vivalentine4 (4,382) 99.1%
- Under Armour Swimsuit Girls 12 Multi Tie Dye Stretch One-Piece Racerback LOT57Opens in a new window or tab$40.00somethingwithsole (31,131) 98.2%
- NWT PIlyq 12 Girls Gasparilla Black Floral Flutter Bikini 118598Opens in a new window or tab$32.30bigdaddysmoney (43,415) 99.9%
- NWOT PIlyq 12 Girls Hot Pink Side Tie Bikini Bottom 115186Opens in a new window or tab$32.30bigdaddysmoney (43,415) 99.9%
- PQ Girls Leo 852B Size 12 Floral Animal Print Two Piece Swimsuit NWT $76Opens in a new window or tabBrand New$29.99or Best Offer+$6.40 delivery
- speedo girls swimsuit 12/28 Navy One Piece SwimmingOpens in a new window or tabBrand New$21.00Buy It Now+$6.00 delivery
- Crewcuts Tie-Shoulder Swim Top Girls 12 Blue Cruise Beach Resort Vacation NWTOpens in a new window or tabBrand New$18.00or Best Offer+$4.57 delivery
- Green Floral Swimsuit Cover up Skirt Girl size 11-12 Youth Drawstring Sides CuteOpens in a new window or tabPre-Owned$16.94or Best Offer+$7.99 delivery
- Hanna Andersson Girls Blue & White Striped Tankini Swim Top Size 12Opens in a new window or tabNew (Other)$14.99or Best Offer+$5.99 delivery in 2-4 daysFree returnsTop Rated Plus
- Roxy Swim Top Girls 12 Blue Pink White Bikini Top Hawaiian Tropical Floral KidsOpens in a new window or tabPre-Owned$10.20Was: $12.0015% offor Best Offer+$4.99 deliveryFree returnsExtra 15% off with couponTop Rated Plus
- Kids Girls Swimwear Swimming Swimsuit Tank Bathing Suit Cow Print 3Pcs TankiniOpens in a new window or tabNew (Other)$18.08 to $19.24Was: $20.476% offBuy It NowFree deliveryfrom China
- Crewcuts By J.Crew Cutout One Piece Bathing Swimsuit - Gingham - Sz 12 - EUCOpens in a new window or tabPre-Owned$25.00Buy It Now+$4.84 delivery
- 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
- Flow Girls Accelerate 1 Piece Swimsuit US 12 Black Competitive Swimwear NEW cupsOpens in a new window or tabBrand New$19.98Was: $24.9720% offBuy It Now+$6.84 delivery
- Eddie Bauer Girls Youth 2 piece Swim Suit AQUA PINK Sz M- 10 - 12 ReversibleOpens in a new window or tabPre-Owned$12.99or Best Offer+$6.55 delivery
From our popular brands
Based on number of views and purchases | Sponsored- ROXYRoxy Swim Top Girls 12 Blue Pink White Bikini Top Hawaiian Tropical Floral KidsOpens in a new window or tabPre-Owned$10.20+$4.99 deliveryExtra 15% off with coupon
- NikeNWT Nike Girls Large 12-13 Swimsuit Purple Pink Fuchsia One Piece Cross BackOpens in a new window or tabBrand New$36.00+$4.52 delivery
- SpeedoSPEEDO Swimsuit Kid Girls Size 12 One Piece Stripe Chlorine Resistant Summer NEWOpens in a new window or tabBrand New$17.99Free delivery
- Speedospeedo girls swimsuit 12/28 Navy One Piece SwimmingOpens in a new window or tabBrand New$21.00+$6.00 delivery
- BillabongBillabong Kids' Girls' Youth Halter One Piece Medallion Print Swimsuit SwimwearOpens in a new window or tabBrand New$24.99Free deliveryBuy 1, get 1 20% off with coupon
- NikeNike A6251 Solid Poly Lingerie Tank One Piece Navy Girl's Size 12Opens in a new window or tabBrand New$70.00+$4.20 delivery
- Roxy 2 Pc Rash Guard Set Swimsuit Girl's 12 Large Pink Long Sleeve Whole HeartedOpens in a new window or tabBrand New$32.99or Best Offer+$9.45 delivery
- Girls Outfits Kids Swuimsuit 3 Piece Activewear Classic Tracksuits Floral PrintOpens in a new window or tabNew (Other)$32.26 to $38.24Buy It NowFree deliverySave up to 12% when you buy more
- ELK American Classic Rashguard Girls Size 12 Pink White Stripe Long Sleeve TopOpens in a new window or tabPre-Owned$15.99Buy It Now+$6.75 delivery
- Rip Curl Kids Classic Surf UPF 50 Short sleeve T-Shirt Rash Vest TopOpens in a new window or tabBrand New$38.00 to $39.00Buy It NowFree deliveryfrom United Kingdom
- NWOT PIlyq 12 Girls Strawberry Fields Bikini Bottom 124555Opens in a new window or tabNew (Other)$18.05List price: $72.0075% offor Best OfferFree deliveryFree returnsTop Rated Plus
- KAMI Resort Floral Girls Top Swim Size 12 MulticolorOpens in a new window or tabNew (Other)$4.56Was: $8.9549% offor Best Offer+$5.49 delivery in 2-4 daysFree returnsExtra 10% off with couponTop Rated Plus
- TYR Kids Solid Belize Long Sleeve Rashguard Top Velvet Blue Girls Sz Large 10/12Opens in a new window or tabBrand New$16.95or Best Offer+$1.99 delivery in 2-4 days
- Crewcuta Swimsuit Girls 12 Red White Pool Beach Swimming Vacation Bathing SuitOpens in a new window or tabPre-Owned$14.40Was: $18.0020% offor Best Offer+$4.52 delivery
- 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
- Kids Girls Swimwear Cow Print Beachwear Flounce Swimsuit Holiday Bikini SexyOpens in a new window or tabNew (Other)$14.37 to $26.30Buy It NowFree deliveryfrom China
- Kids Girls Swimsuit Cow Print Swimwear With Bottoms Bathing Suit Shorts BikiniOpens in a new window or tabNew (Other)$17.14 to $18.24Was: $19.838% offBuy It NowFree deliveryfrom China
- Angel Beach Girls 12 Swimsuit One Piece Animal Print Pineapple Ruffle Top StrapsOpens in a new window or tabBrand New$29.99or Best Offer+$6.55 delivery
- Speedo Girls Sz. 12 Pink, Blue Classic One Piece, ** Nt Desc**Opens in a new window or tabPre-Owned$10.99or Best Offer+$5.89 deliveryFree returns
- Kanu Surf One Piece Pink Swimsuit Girls Size 12 Classic Smooth Soft Side Cut OutOpens in a new window or tabPre-Owned$14.38Was: $16.9215% offor Best Offer+$7.99 delivery
- Speedo Swimsuit Tankini Two Piece Thin Strap Girls Size 12 Pink Floral Rare NewOpens in a new window or tabBrand New$29.99or Best Offer+$7.35 delivery
- Speedo Girl's Mesh Splice Thick Strap Swimsuit Speedo multicolor Size 12 NWTOpens in a new window or tabBrand New$20.00or Best Offer+$4.84 delivery
- Kanu Surf Swimwear Girls One Piece Purple Lime Green Teal Swimsuit Size 12 CuteOpens in a new window or tabNew (Other)$16.99Was: $19.9915% offor Best Offer+$7.99 delivery
- Size 12 Girls Cow Print Swim Suit In Black And White As A One Piece SuitOpens in a new window or tabPre-Owned$8.00or Best Offer+$4.41 delivery in 2-4 days
- Girls Activewear Water Park Outfits Zip Up Swuimsuit 3 Piece Swimwear ClassicOpens in a new window or tabNew (Other)$25.17 to $29.71Buy It NowFree deliveryfrom China
- Patagonia Girls Swim Rash Guard L-12 Tropical Leaves Pink Long Sleeve Hooded TopOpens in a new window or tabPre-Owned$29.99Buy It Now+$6.57 deliveryExtra 10% off with coupon
- Shein Girl's Black & White Cow Print Bikini Swimsuit size 150 (11-12)Opens in a new window or tabPre-Owned$9.99Buy It Now+$4.75 delivery
- Girls Bathing Suit Top/ Bottom Size 12Opens in a new window or tabPre-Owned$19.99or Best Offer+$5.00 delivery
- Cow Print One-Piece Swimwear w/ Bow & Ruffle Bathing Swimsuit Wide Straps NewOpens in a new window or tabBrand New$16.50Buy It NowFree deliveryFree returns
- Speedo Girl's Mesh Splice Thick Strap Swimsuit Speedo multicolor Size 12 NWTOpens in a new window or tabBrand New$19.99Buy It Now+$5.00 delivery in 2-4 days
- Billabong Kids' Girls' Youth Halter One Piece Medallion Print Swimsuit SwimwearOpens in a new window or tabBrand New$24.99List price: $54.9555% offBuy It NowFree delivery in 2-3 daysFree returnsBuy 1, get 1 20% off with couponTop Rated Plus
- Cat & Jack Girls Bathing Suit Tie Dye Heart Pink One Piece Swimsuit L 10/12Opens in a new window or tabPre-Owned$12.99Buy It Now+$4.84 delivery
- Girl's Navy Blue Bikini by Submarine Kids Size 12 Two Piece Set Resort VacationOpens in a new window or tabBrand New$45.00or Best OfferFree delivery in 2-4 days
- Nike Swimsuit Girls 12 Red Geometric Print One Piece Competition ClassicOpens in a new window or tabPre-Owned$29.93or Best Offer+$6.55 deliveryFree returns
- Highland Cow REVERSIBLE Swimsuit | Longhorn Cow, Thunderbird, Neon Sign GirlsOpens in a new window or tabNew (Other)$25.00Buy It Now+$5.31 delivery
- Tommy Hilfiger Girls Red Blue Asymmetrical Tankini Swimsuit Two Piece Sz 12 / 14Opens in a new window or tabBrand New$17.29or Best Offer+$18.69 deliveryBenefits charity
- SHEIN Kids Bathing Suit 11-12 Cow Print Black And White W/ Cut Out On One SideOpens in a new window or tabPre-Owned$8.00or Best Offer+$6.55 delivery
- Melrose and Market Swim Set Girls 12 Black Flecked Pattern Sleeveless Halter B64Opens in a new window or tabBrand New$19.99or Best Offer+$7.00 delivery
- Crewcuts J.Crew Blue Navy Striped Anchor One Piece Bathing Swimsuit 12 ZaraOpens in a new window or tabPre-Owned$15.00Buy It Now+$7.35 delivery
- US Girls Outfits Pool Activewear Water Park Swuimsuit Classic Swimwear UPF50+Opens in a new window or tabNew (Other)$26.71 to $32.17Was: $31.376% offBuy It NowFree deliverySave up to 12% when you buy more
- Soly Hux Girls Black White Cow Print Crisscross Back Bikini 150/12 X002X0M2U7Opens in a new window or tabNew (Other)$23.99Buy It Now+$8.00 delivery
- Under Armour Swimsuit Girls 12 Multi Tie Dye Stretch One-Piece Racerback LOT57Opens in a new window or tabBrand New$40.00Buy It NowFree deliveryFree returnsTop Rated Plus
- Rip Curl Girl's Classic Surf Fleece Shorts (Big Kids) Gold 12 Big KidOpens in a new window or tabBrand New$14.00or Best OfferFree delivery
- Speedo Girls Floral Aqua Multicolor Racerback Swimsuit Top Size 12Opens in a new window or tabPre-Owned$14.99Buy It NowFree delivery
- HURLEY Girls Size 12 UPF 50+ pink One-Piece Swimsuit NWTOpens in a new window or tabBrand New$15.99Buy It Now+$4.71 delivery
- Shein Girl's 2 piece Cow Print Bikini Sz 150 (girls 12) Black WhiteOpens in a new window or tabPre-Owned$14.95Buy It Now+$4.84 delivery
- Stella Cove Swimsuit Girls Colorful Tie-Dye Swimsuit Size 12Opens in a new window or tabNew (Other)$20.00or Best Offer+$6.55 delivery
- NWoT Breaking Waves Girls' Hipster Bikini Tie Dye Bottoms Size 12 $50 10HL159Opens in a new window or tabNew (Other)$10.49Was: $14.9930% offor Best Offer+$7.99 deliveryFree returnsTop Rated Plus
- NWT PIlyq 12 Girls Gasparilla Black Floral Flutter Bikini 118598Opens in a new window or tabBrand New$32.30List price: $76.0057% offor Best OfferFree deliveryFree returnsTop Rated Plus
- NWT PIlyq 12 Girls Clara High Neck Halter Bikini top Swimsuit Zig Zag 115734Opens in a new window or tabBrand New$17.10List price: $72.0076% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Kids Girls Swimsuit Cow Print Swimwear Tank Bathing Suit Shorts Beachwear SetOpens in a new window or tabNew (Other)$19.29 to $20.55Was: $21.635% offBuy It NowFree deliveryfrom China
- NWOT PIlyq 12 Girls Hot Pink Side Tie Bikini Bottom 115186Opens in a new window or tabNew (Other)$32.30List price: $72.0055% offor Best OfferFree deliveryFree returnsTop Rated Plus
- Big Girls Superman Classic Logo Racerback Tank Shorts 2 PC Pajama Set SZ 12/14Opens in a new window or tabPre-Owned$12.95or Best Offer+$8.95 delivery
- Beach Native Rash Guard Shirt Girls Youth Brown Pink Floral Stretch Surf Sun 12Opens in a new window or tabPre-Owned$9.02Was: $12.8930% offBuy It Now+$6.20 delivery in 2-4 days
- hanna andersson reversible swimsuit size 12 white/yellow/pinkOpens in a new window or tabPre-Owned$15.51or Best Offer+$4.84 delivery
- NWT Habitual Kids 12 Byanca Asymmetrical Bikini Top & Bottom 96989Opens in a new window or tabBrand New$25.65List price: $50.0049% offor Best OfferFree deliveryFree returnsTop Rated Plus
- Kids Girls Bathing Suit Cross Straps Swimsuit Tank Swimwear Cow Print BeachwearOpens in a new window or tabNew (Other)$20.43 to $21.73Was: $22.875% offBuy It NowFree deliveryfrom China
- Kids Argyle Swimsuit #1 - Baby Girl Teens Bathing Suit Classic Diamond PatternOpens in a new window or tabBrand New$45.00Buy It NowFree delivery
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