1,500+ results
- Girls Bathing Suit Lot Size 10/12Opens in a new window or tabPre-Owned$25.00or Best Offer+$9.39 delivery
- Girls Two Piece Swimsuit Bathing Suit Size 10-11yOpens in a new window or tabNew (Other)$12.00or Best Offer+$4.84 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
- Lilly Pulitzer Kids Baby Girl's UPF 50+ Clara Rashguard Swimsuit Set Size 12Opens in a new window or tabPre-Owned$48.000 bids · Time left6d 21h+$4.84 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
- Mini Boden Swimsuit NWT Girls 11-12 Navy Rainbow Foil Confetti Dot Cross-backOpens in a new window or tabBrand New$23.06Was: $32.9530% offBuy It Now+$6.95 deliveryExtra 5% off with coupon
- Gap Kids Girls Two Piece Bikini Set Size XL (12) Pink White Check Ruffles NWTOpens in a new window or tabBrand New$14.00or Best Offer+$4.84 delivery
- 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
Picked For You
Top selling items from trusted sellers | Sponsored- Kanu Surf Girls' Daisy Beach Sport 1-Piece Swimsuit, Aloha Black, 12Opens in a new window or tab$11.98shoppermaxx (15,784) 99.7%
- Kanu Surf Girls' Morgan Floral Ruffle 1-Shoulder 1-Piece Swimsuit, 12Opens in a new window or tab$16.74shoppermaxx (15,784) 99.7%
- Kanu Surf Girls' Mahina UPF 50+ Beach Sport Halter Bikini 2-Piece Swimsuit, 12Opens in a new window or tab$15.55shoppermaxx (15,784) 99.7%
- Kanu Surf Girls UPF 50+ Sport Criss-Cross One Piece Swimsuit, Reese Navy, 12Opens in a new window or tab$16.57shoppermaxx (15,784) 99.7%
- Kanu Surf Big Girls Chloe One Piece Swimsuit, Chloe Purple Dot, 12Opens in a new window or tab$11.25shoppermaxx (15,784) 99.7%
- Kanu Surf Girls' Daisy Beach Sport 1-Piece Swimsuit, Rowan Green, 12Opens in a new window or tab$12.95shoppermaxx (15,784) 99.7%
- Kanu Surf Girls' Beach Sport Cut-Out 1-Piece Swimsuit, Solid Atlantis, 12Opens in a new window or tab$18.19shoppermaxx (15,784) 99.7%
- Abercrombie & Fitch Swimsuit Girl 17/18 Blue Stretch One-Piece Adjustable ERK252Opens in a new window or tab$35.00somethingwithsole (31,227) 98.3%
- New Girls Girl’s Size 18 2XL XXL Wonder Nation Cute 1-piece Swimwear SwimsuitOpens in a new window or tabNew (Other)$0.990 bids · Time left4d 5hor Best Offer+$5.00 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 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
- Dolphin Uglies Purple One Piece Swimsuit Girls 12Opens in a new window or tabPre-Owned$14.99or Best Offer+$4.57 delivery
- RSQ Girls Wavey Bralette Bikini Set Two Piece Swimsuit Size 12Opens in a new window or tabBrand New$14.00Buy It Now+$4.84 delivery
- Polo Ralph Lauren Stretch Jacquard Two-Piece Swimsuit Girls 12 Bright Pink/WhiteOpens in a new window or tabBrand New$36.03or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- 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
- Justice Tankini Top Girls Size 18 Butterflies Layered Ruffled Front Top OnlyOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.57 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
- LANDS END Girls Swim Shorts Blue Smiley Face UPF50 Quick Dry Stretch Size 12 NWTOpens in a new window or tabBrand New$14.95or Best Offer+$4.95 delivery
- 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
- Girls Breaking Waves Floral Swimsuit Size 12Opens in a new window or tabPre-Owned$11.15or Best Offer+$4.71 delivery
From our popular brands
Based on number of views and purchases | Sponsored- JusticeJUSTICE American stars stripes swimsuit _ size 18 _ beach / swim wear USAOpens in a new window or tabPre-Owned$13.30+$7.54 delivery
- JusticeJustice Girls Swim Cover Up Dress Girls Size 18 Orange & Pink Pool BeachyOpens in a new window or tabNew (Other)$14.39+$6.99 deliveryBuy 1, get 1 50% off with coupon
- ROXYRoxy Girls Bundle of Two Bikini Tops Size 12 (Girls)Opens in a new window or tabPre-Owned$16.00+$6.00 delivery
- SpeedoSpeedo Swimsuit Girls 12 One Piece Multicolor Mallet Racerback Pink TrimOpens in a new window or tabPre-Owned$13.40+$5.85 delivery
- SpeedoSpeedo Girl Swimwear 12 Blue Colorblock Infinity Splice Swimsuit One PieceOpens in a new window or tabPre-Owned$12.52+$6.99 deliveryExtra 30% off with coupon
- ROXYRoxy Girls Swimsuit Size 12 One Piece Low Back Striped Beach Colorful NEWOpens in a new window or tabBrand New$29.99+$6.95 delivery
- HurleyHurley Girls' High Waisted Bikini 2-Piece Swimsuit, Pink/Multi Stripe, size 12Opens in a new window or tabBrand New$19.92Free delivery
- Zara Disney Stitch 2 Piece Girls Swimsuit 11/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$8.51 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
- Speedo Girls Infinity Splice One Piece Swimsuit Sea Level 12 USOpens in a new window or tabBrand New$14.99or Best Offer+$5.95 delivery
- Roxy Girls Swimsuit Size 12 One Piece Low Back Striped Beach Colorful NEWOpens in a new window or tabBrand New$29.99Buy It Now+$6.95 deliveryFree returnsTop Rated Plus
- NWT Speedo Girls One Piece Swimsuit Pro LT Solid‎ Blue Youth Swim Size 12/28Opens in a new window or tabBrand New$19.99or Best Offer+$5.25 delivery
- LANDS' END Girl's 8, 12 Dolphin Sunset 3-Pc UPF 50 Swim Set NWT $55Opens in a new window or tabBrand New$19.99Was: $24.9920% offBuy It Now+$5.80 delivery
- Roxy 2 Pc Rash Guard Swimsuit Crop Shirt Bikini Bottoms Set Girls Size 12 NewOpens in a new window or tabBrand New$24.99or Best Offer+$7.35 delivery
- ROXY Girls' Beach Trip 2" Boardshorts L99007 Size Large / 12Opens in a new window or tabBrand New$29.75Was: $35.0015% offBuy It Now+$5.20 deliveryFree returnsExtra 15% off with couponTop Rated Plus
- Athleta girls swimsuit top NEW size 12 pink purple swim free spirit bikiniOpens in a new window or tabBrand New$18.70Was: $22.0015% offor Best Offer+$5.99 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Justice Bikini Bottoms Size 18 Orange Pink Ruffle Sides Bottoms Only SwimsuitOpens in a new window or tabPre-Owned$7.99Was: $9.9920% offBuy It Now+$4.57 delivery
- Breaking Waves Hello Radiance Flounce Swimsuit Big Girls 12 Multicolor Tie-DyeOpens in a new window or tabBrand New$18.49or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- JUSTICE American stars stripes swimsuit _ size 18 _ beach / swim wear USAOpens in a new window or tabPre-Owned$13.30Was: $14.005% offBuy It Now+$7.54 deliveryFree returns
- Kanu Surf Girls' UPF 50+ Beach Sport Racer Halter Bikini 2-Piece SwimsuitOpens in a new window or tabBrand New$9.99 to $11.99Buy It NowFree delivery
- Molo Girl's Nanda Jaguar Print Bikini Size 11/12 Beach Vacation Cruise PoolOpens in a new window or tabPre-Owned$24.99or Best Offer+$7.51 delivery
- MINI BODEN Hooded Terry Toweling Swim Cover Up Dress Girls Size 11-12y UnicornsOpens in a new window or tabPre-Owned$26.77or Best OfferFree delivery
- Roxy 2 Pc Rash Guard Bikini Girl's Size 12 Bottom Crop Swimsuit Stripes UPF NewOpens in a new window or tabBrand New$29.99or Best Offer+$7.35 delivery
- Roxy Girl's 12/L Anthracite Whole Hearted Long Sleeve UV Rash Guard Top ShirtOpens in a new window or tabBrand New$14.90Buy It Now+$5.65 deliveryAlmost gone
- 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
- Justice Girls Swim Cover Up Dress Girls Size 18 Orange & Pink Pool BeachyOpens in a new window or tabNew (Other)$14.39Was: $17.9920% offor Best Offer+$6.99 deliveryFree returnsBuy 1, get 1 50% off with couponTop Rated Plus
- Betsey Johnson Girl's Sleeveless Bright Swimsuit Size 12Opens in a new window or tabNew (Other)$24.99Buy It Now+$4.57 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
- Athleta Girl Bikini Top Big Girls Large 12 Surfs Up Sports Bra Lara Floral MultiOpens in a new window or tabPre-Owned$12.52Buy It NowFree delivery
- Kanu Surf Girls' Alania Flounce Bikini Beach Sport, Coral Size 12 2 Piece SwimsuOpens in a new window or tabBrand New$9.00Buy It NowFree delivery
- Lands End Kids Swim Top Girls 12 Tankini Cross Straps AthleticOpens in a new window or tabPre-Owned$9.99or Best Offer+$6.49 deliveryFree returnsTop Rated Plus
- NWT Gorgeous Betsey Johnson XOX Lime & Neon Pink 2-piece Swimsuit Girls SZ 12Opens in a new window or tabBrand New$7.99Buy It Now+$5.85 deliveryFree returnsTop Rated Plus
- Snapper Rock Girl's Size 12 One Shoulder Striped UPF 50 NWTOpens in a new window or tabBrand New$21.24Was: $24.9915% offor Best Offer+$5.35 delivery in 2-4 days
- Lot Girls Bathing Suits, Rash Guards & Coverup, ATHLETA GIRL Lands End Speedo 12Opens in a new window or tabPre-Owned$45.00Buy It Now+$16.20 delivery
- Mini Boden Girls One-Piece Unicorn Bathing Suit Blue White Halterneck Size 11-12Opens in a new window or tabPre-Owned$19.44or Best Offer+$5.54 deliveryFree returnsTop Rated Plus
- NWT Athleta Cannonball Swim Bottom Shorts, Tie Dye, Size Large 12Opens in a new window or tabBrand New$25.00or Best Offer+$5.85 delivery11 watchers
- 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 delivery2 watchers
- VTG Gymboree Terry Cloth Swim Cover Up Girls 12 Striped Full Zip Hooded BathingOpens in a new window or tabPre-Owned$25.00Buy It Now+$8.25 delivery
- Hurley Bikini Bottom Girls Floral Hawaiian Beach Size 10/12Opens in a new window or tabNew (Other)$6.50or Best Offer+$6.00 deliveryFree returns
- Billabong NWOT Girls Tropic Tides One-Piece Swimsuit In Marina Size 12 BeachOpens in a new window or tabNew (Other)$25.00or Best Offer+$5.99 delivery
- Zella NWOT Girls 12 One Piece Reversible Swimsuit Print + Solid Blue Swim SuitOpens in a new window or tabNew (Other)$19.99or Best Offer+$5.45 delivery
- Hanna Andersson Girls 150 (US12) Colorblock Rashguard Swimsuit One Piece - NIBOpens in a new window or tabNew (Other)$24.00or Best Offer+$5.25 delivery
- Hurley’s One Piece Swimsuit Gradient Pink/Purple Girl Sz 12 UPF 50+ MSRP $40 NWTOpens in a new window or tabBrand New$22.99or Best Offer+$5.75 delivery
- Justice Girls Swimsuit Cover Up 12 Black Adjustable Straps Side Tie Up PompomsOpens in a new window or tabPre-Owned$6.99or Best Offer+$4.62 delivery
- NWT Roxy Girls Very Vista Flutter Swimsuit Set 2 Piece SZ 12 Big Kids MSRP $54Opens in a new window or tabBrand New$19.90or Best Offer+$6.10 delivery
- Speedo Black Youth Swimsuit 1 Piece Pro LT Super Pro Solid Speedo Black SZ 12/28Opens in a new window or tabBrand New$16.99Was: $19.9915% offBuy It Now+$4.52 delivery
- Betsy Johnson Girls Pink Swimsuit & Cover Size 12 NewOpens in a new window or tabBrand New$10.00Buy It Now+$6.84 delivery
- Wonder Nation Girls 2XL (18) Pink Tie Dye Unicorn Print 2-Piece Tankini SwimsuitOpens in a new window or tabBrand New$12.34Was: $12.995% offor Best OfferFree delivery
- Vintage tropical beach girl y2k 90s one piece swim suit 12Opens in a new window or tabBrand New$15.00Buy It Now+$10.00 delivery
- lands end cover up Girls Size Medium 10/12Opens in a new window or tabPre-Owned$9.50or Best Offer+$8.71 delivery
- Molo Girl's Necky Tropical Sunset Rashguard Size 12 Beach Vacation CruiseOpens in a new window or tabPre-Owned$29.99or Best Offer+$7.51 delivery
- Kanu Surf Girls' Coral Reef Beach Sport Wrap Around Bikini 2-Piece Swimsuit~ 13Opens in a new window or tabBrand New$18.19Was: $25.9930% offBuy It NowFree deliveryFree returnsTop Rated Plus
- NEW GIRLS SIZE 12 ROXY 2 PIECE BIKINI SET FLUTTER TOP SWIMSUIT SUIT PINK BEACHOpens in a new window or tabBrand New$14.95Buy It NowFree 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 returns3 watchersTop Rated Plus
- Nike Girls Swim Size 12 Tankini Top Strappy Back Pink Purple Orange Stripes BraOpens in a new window or tabPre-Owned$14.99Buy It Now+$5.99 deliveryFree returnsTop Rated Plus
- NEW Speedo One Peice Orange Blue Stripe Girls Sz 12 SwimsuitOpens in a new window or tabBrand New$26.97or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Janie and Jack Eyelet Ruffle 2-Piece Swimsuit Navy & White Girls 12 NauticalOpens in a new window or tabNew (Other)$16.19Buy It Now+$5.99 delivery
- Speedo Girls Size 12 Swimsuit Black One Piece Closed Racerback NWT AnthraciteOpens in a new window or tabBrand New$21.99Buy It Now+$9.99 delivery in 2-4 days
- WONDER NATION Swimsuit Rash Guard One Piece Tropical Floral Girls SZ XXL/18Opens in a new window or tabPre-Owned$19.99Buy It Now+$7.15 delivery
- Roxy Girls Bundle of Two Bikini Tops Size 12 (Girls)Opens in a new window or tabPre-Owned$16.00or Best Offer+$6.00 delivery
- Cute Kate Mack Girls' One Piece Swimsuit Size 12 Striped Flower Applique WhiteOpens in a new window or tabPre-Owned$12.99Buy It NowFree delivery
- Items Per Page
