4,200+ results
- 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
- Tommy Bahama Girls Ruffle Bikini Size 12 Blue Pink Green Girly Swim Pool BeachOpens in a new window or tabPre-Owned$18.99or Best Offer+$6.55 delivery
- Vintage Kmart Girls Size 12 2-piece Swimsuit Bathing Suit Bikini Floral 80s C3Opens in a new window or tabPre-Owned$29.99or Best Offer+$4.84 delivery11 watchers
- Billabong Shirt Girls 12 Black Rash Guard Sun Aztec Long Sleeve Shirt Only SwimOpens in a new window or tabBrand New$13.25or Best Offer+$7.15 deliveryFree returnsTop Rated Plus
- Surf Sense Girl's Multicolor Swimwear Long Sleeve Size XXSOpens in a new window or tabPre-Owned$10.00or Best Offer+$6.55 delivery
- Hanna Andersson Girls US Size 12 Colorful Multi-Stripe Swim Skirt Bottom & TopOpens in a new window or tabNew (Other)$25.00or Best Offer+$6.84 delivery
- Mini Boden pink floral rashguard swim shorts set NWT 11/12 70's vibeOpens in a new window or tabBrand New$45.00or Best Offer+$4.71 delivery
- NWT Kid’s J. Crew Crewcuts Seersucker UPF Rash Guard Bathing Swimsuit Sz 12Opens in a new window or tabBrand New$24.90or Best Offer+$4.00 delivery in 2-4 days
- Athleta Girl 2pc Reversible Swim Bikini Bottom (sz12) & Rash Guard (sz14) EUCOpens in a new window or tabPre-Owned$25.00or Best Offer+$5.80 delivery
- Billabong Girl's Swimsuit Rising Sun High Neck 2 Piece Bikini Set size 12Opens in a new window or tabBrand New$34.99or Best OfferFree deliveryFree returns
- Abercrombie Kids Swimsuit Size 11/12 Girls One Piece SwimOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 delivery
- Lands' End Girl Swimsuit One Piece Multicolor Hearts Print Size 12Opens in a new window or tabPre-Owned$15.00or Best Offer+$4.84 delivery
- Athleta Girl 2 Piece Swimsuit Sz 12 Bikini SetOpens in a new window or tabPre-Owned$20.00or Best Offer+$6.99 delivery
- 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
- J. Crew Factory Girls Bikini Bottom Size 12 Multi Brilliant Plum Regal NWOTOpens in a new window or tabNew (Other)$11.66or Best Offer+$5.27 delivery
- NEW Lilly Pulitzer Bobby Rash Guard Swim Shirt Girls 12 Pink Floral Long SleeveOpens in a new window or tabBrand New$29.88or Best Offer+$5.75 deliveryFree returns
- NWT GIRLS BILLABONG Return To Paradise Long Sleeve Rash Guard Paddle Suit 12 $50Opens in a new window or tabBrand New$28.50or Best Offer+$6.20 delivery in 2-4 days
- MINI BODEN Terry Toweling Swim Cover Up Dress Girls Size 11-12y floral birdsOpens in a new window or tabPre-Owned$20.00or Best Offer+$8.71 delivery
- Girls Minnie Mouse Red Polka Dot Tankini Swim Suit 2 Piece 10/12Opens in a new window or tabPre-Owned$14.25or Best Offer+$5.65 deliveryFree returnsTop Rated Plus
- Shein Tween Girl SummerBikini Set With Neck Ring Matching Tied Skirt S 12yOpens in a new window or tabPre-Owned$8.00or Best Offer+$6.40 delivery
From our popular brands
Based on number of views and purchases | Sponsored- BillabongBrand New$13.25+$7.15 delivery
- NikePre-Owned$19.00+$6.55 delivery
- SpeedoPre-Owned$11.91+$6.99 deliveryExtra 30% off with coupon
- ROXYBrand New$31.50+$4.20 delivery
- BillabongBrand New$28.50+$6.20 delivery
- ROXYBrand New$16.93+$5.99 delivery
- SOBrand New$9.50+$6.25 delivery
- ArtPre-Owned$15.00+$4.41 delivery
- NWT Roxy Girls Very Vista Flutter Swimsuit Set 2 Piece SZ 12 Big Kids MSRP $54Opens in a new window or tabBrand New$14.90or Best Offer+$6.10 delivery in 2-4 days
- Athleta Girl 4 Piece Swimsuit Free Spirit Tankini & Bikini Tops w/ Bottoms Sz 12Opens in a new window or tabPre-Owned$39.99or Best Offer+$6.49 delivery
- NWT Roxy Girl Short Sleeve Rash Guard Girls size Large(12)Opens in a new window or tabBrand New$19.99Time left3d 6hor Best Offer+$5.25 delivery
- Boden Striped Terry Cloth Swim Cover-Up Hooded Dress, Girls Size 11-12Opens in a new window or tabPre-Owned$16.95or Best Offer+$16.65 delivery
- Hanna Andersson Girls US Size 12 Red White Blue Stripe Swim Skirt Bottom & TopOpens in a new window or tabPre-Owned$24.00or Best OfferFree delivery
- Mermaid Tail Finfolk ProductionsOpens in a new window or tabNew (Other)$444.00or Best Offer+$100.00 delivery10 watchers
- American Eagle Kids AE Swimsuit One Piece Floral Paisley Pink Size 12 NWTOpens in a new window or tabBrand New$20.96or Best Offer+$6.55 delivery
- Land's End Girls 3-Piece Swimsuit Navy Pink White Stripe Size 12Opens in a new window or tabPre-Owned$17.99or Best Offer+$5.62 delivery
- Gucci kids swimsuit 12 blue red youth girls GG one piece bathing logo guccisimoOpens in a new window or tabPre-Owned$99.82Was: $124.7720% offor Best Offer+$6.99 deliveryFree returns
- Lilly Pulitzer Girls Bobby Swim Rash Guard Tankini Bikini Set Size 12 MulticolorOpens in a new window or tabPre-Owned$59.99or Best Offer+$5.80 deliveryExtra 10% off with coupon
- Love Shack Fancy Girls 12Y Swimsuit One Piece Floral Pink White RuffleOpens in a new window or tabPre-Owned$34.99or Best Offer+$5.80 delivery
- Lands’ End Tropical print terry swim cover up/pink & blue-Girl’s size 10/12Opens in a new window or tabPre-Owned$16.95or Best Offer+$7.95 delivery
- Mini Boden one piece swimsuit multi color rainbow clouds NWT 11/12Opens in a new window or tabBrand New$15.00or Best Offer+$4.33 delivery
- Girls Disney Swimsuit Size 11/12, Wild Rich Kids, WRK, Mickey Mouse, Two PieceOpens in a new window or tabNew (Other)$50.00Time left2h 27mor Best Offer+$8.95 delivery
- TYR DuraFast Lite Youth Sunset Plaid Maxfit 1pc Swimsuit Dk Violet Girls Size 12Opens in a new window or tabBrand New$21.95or Best Offer+$1.99 delivery in 2-4 days
- 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 deliveryLast one
- Mini Boden Floral Multicolor Girls Ruffle Swimsuit Bathing Suit Ruffle 11 - 12yrOpens in a new window or tabPre-Owned$18.50or Best Offer+$4.84 delivery
- Hanna Andersson Cherries Rash Sun Guard One Piece Swimsuit long sleeve sz 12 150Opens in a new window or tabPre-Owned$21.99or Best Offer+$4.84 delivery
- LANDS END Girls Size 12 Swim Skirt Hot PinkOpens in a new window or tabPre-Owned$11.25Was: $15.0025% offor Best Offer+$7.49 delivery2 watchers
- Kenzo Kids 155161 Tiger Pint Teal Two Piece Swimsuit Size 12A/152Opens in a new window or tabNew (Other)$118.30List price: $210.0044% offor Best Offer+$4.20 deliveryFree returnsTop Rated Plus
- Athleta Girl Bikini Set Girls Size 12 Multicolor 2 Piece Summer SwimwearOpens in a new window or tabPre-Owned$25.49Was: $29.9915% offor Best Offer+$4.99 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 returns
- TYR Girl's Sunset Plaid Rainbow Maxfit One Piece Size 8 NewOpens in a new window or tabBrand New$12.00Was: $16.0025% offor Best Offer+$5.85 delivery
- Art Class long sleeve yellow floral swimsuit rashguard girls size 10/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$4.41 delivery in 2-3 days
- Baby Girls Two Piece Swimsuits Sleeveless Princess Swimwear Bathing Suit UPF 50Opens in a new window or tabBrand New$15.00or Best OfferFree delivery
- NEW Athleta girl reversible bikini bottoms (no top) Kids size 12 peach/rainbowOpens in a new window or tabBrand New$16.85or Best Offer+$4.51 delivery
- Mini Boden Girls Swim Suit | One Piece | 11-12 yr | Blue Stripe Mermaid SequinsOpens in a new window or tabPre-Owned$19.99or Best Offer+$5.85 delivery
- Ivivva by Lululemon Girl Sz 12 One Piece Black Swimming Suit Criss Cross StrapsOpens in a new window or tabPre-Owned$24.00or Best Offer+$6.40 delivery
- Shein Tween Girl 3 Pieces Bikini Swimsuit 12y FloralOpens in a new window or tabPre-Owned$14.00or Best Offer+$6.40 delivery
- Mini Boden Bikini Girls 11-12 year Striped Multicolor Rainbow Opens in a new window or tabPre-Owned$16.98or Best Offer+$5.79 deliveryFree returnsTop Rated Plus
- Nike 707599 Swimsuit Black Racerback GIRLS 28/12 NEW! NWT MSRP $70Opens in a new window or tabBrand New$39.95or Best Offer+$5.95 delivery in 2-3 daysFree returnsTop Rated Plus
- NEW RAD Swim Girls Black Shimmer One Piece Swimsuit Size 12Opens in a new window or tabBrand New$19.99Was: $24.9920% offor Best Offer+$5.50 delivery
- Mini Boden Swimsuit Navy Gold Foil Confetti Dot Cross-back one piece sz 9-10Opens in a new window or tabPre-Owned$14.99or Best Offer+$4.84 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 returnsTop Rated Plus
- Girls Athleta Tie Dye Surf Suit Rashguard Swimsuit Long Sleeve L 12Opens in a new window or tabPre-Owned$19.99or Best Offer+$6.00 delivery
- BILLABONG Billabong On Island Time Swim Bikini Set, Light Blue, Size 12, NWTOpens in a new window or tabBrand New$19.14Was: $22.0013% offor Best Offer+$6.30 delivery in 2-4 days
- Abercrombie & Fitch Girls Bikini Swim Bottoms - Size 11/12 - PurpleOpens in a new window or tabPre-Owned$10.95or Best Offer+$5.85 delivery
- O’Neill Girl’s Orange/Yellow Floral Rashguard Set Size 12Opens in a new window or tabBrand New$42.00or Best Offer+$6.55 delivery
- Breaking Waves Big Girls 3-Pc. Mermaid Tails Bikini & Skirt - Mint Size 12 NWTOpens in a new window or tabBrand New$6.00Time left2h 15mor Best Offer+$4.71 delivery
- Mini Boden Swimsuit Navy Gold Foil Confetti Dot Cross-back one piece sz 11-12Opens in a new window or tabPre-Owned$14.99or Best Offer+$4.84 delivery
- Ruffle Butts Seersucker Pink UPF 50 Tankini Swim Suit Striped Bikini 12-18 mo.Opens in a new window or tabPre-Owned$15.00or Best Offer+$6.40 delivery
- ✨Lot of 3 (Three) one-piece girls swimsuits Sz L 10/12 Bathing Suits Cat & Jack✨Opens in a new window or tabPre-Owned$22.00or Best OfferFree delivery
- Mini Boden long sleeved 1/2 zip blue white swim suit NWOT 11/12Opens in a new window or tabNew (Other)$30.00or Best Offer+$4.71 delivery
- Nike Solar Canopy Cut-Out One Piece Swimsuit Size 28 Girls 12 Pink NWTOpens in a new window or tabBrand New$21.92Was: $24.9112% offor Best Offer+$5.99 delivery
- Axolotl Minecraft Girls Justice Swim Suit Bathing One Piece XS 5/6Opens in a new window or tabPre-Owned$15.00or Best Offer+$4.57 delivery
- Hurley Girls 2 Piece Swim Set Black W/Plumaria Flowers Sz 12-13 yrs-EUCOpens in a new window or tabPre-Owned$18.00or Best Offer+$4.84 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
- $70 Brand NEW NWT Nike 28 Competition Girls 12 Ladies Competitive Swim SwimsuitOpens in a new window or tabBrand New$19.30Was: $96.5080% offor Best Offer+$7.95 delivery
- Eddie Bauer Girls Youth 4-piece Swim Suit Set(AQUA PINK,M- 10 - 12) NWTOpens in a new window or tabBrand New$22.99or Best Offer+$5.14 delivery in 2-4 days
- SHEIN Bikini Lot - 150 (girls 11/12)Opens in a new window or tabPre-Owned$10.00Time left3h 48mor Best Offer+$4.84 delivery
- 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
- Justice Y2K Green Heart & Stripe Ruffle Swim Tankini TopOpens in a new window or tabPre-Owned$18.00or Best Offer+$4.84 delivery
- Items Per Page
