3,800+ results
- Athleta Girl 4 Pack Rise Above Rib Crop Tanks Size Large 12Opens in a new window or tabPre-Owned$40.00or Best Offer+$8.71 delivery
- Lilly Pulitzer Girls Multicolored Coral Reef Tankini Swimsuit UPF 50 Size 12Opens in a new window or tabPre-Owned$24.95Buy It Now+$5.80 delivery15 watchers
- Vtg Gunne Sax Jessica McClintock Green Velvet Dress Girls Sz 12Opens in a new window or tabPre-Owned$39.99Buy It Now+$9.99 delivery
- Hanna Andersson Girls size 150cm/ US 12 2 Bathing Suits 2 Piece ColorfulOpens in a new window or tabPre-Owned$40.00or Best Offer+$6.55 delivery
- Athleta Girl | Girls - Run The World 3” Short | Size L/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$4.71 delivery
- Eddie Bauer Youth Girls Kids 4-piece Reversible Swim Suit Set, Purple M 10/12Opens in a new window or tabBrand New$19.98Buy It Now+$6.98 delivery in 2-4 daysAlmost gone
- Abercrombie Kids Girls Bathing Suit Size 11/12 Bikini Swimsuit Teal blueOpens in a new window or tabPre-Owned$15.99or Best Offer+$4.84 delivery11 watchers
- GUC Lululemon Ivivva Girls Long Sleeve Blue Athletic Top Size 12Opens in a new window or tabPre-Owned$0.010 bids · Time left4h 30mor Best Offer+$5.62 delivery
- Athleta Girl Sunny Flora Bikini Swim Sport Mixed Print Bottoms NWT Various SizesOpens in a new window or tabBrand New$17.99Buy It Now+$5.50 delivery9+ watchers
- Athleta Girl Light Purple Mesh Panel Bring It Tight Large 12Opens in a new window or tabPre-Owned$22.55Buy It Now+$7.00 delivery
- Janie And Jack Girls Floral Ruffle Open Back Swimsuit, Purple UPF 50 Size 12 NWTOpens in a new window or tabBrand New$23.95or Best Offer+$4.84 delivery
- Athleta Girl Bikini size L/12 Reversible 2 Piece Swimsuit Large 12Opens in a new window or tabPre-Owned$19.50Buy It Now+$4.50 delivery
- Abercrombie Kids Girls Bathing Suit Size 11/12 M Bikini Swimsuit 11 12 MediumOpens in a new window or tabBrand New$27.50Buy It Now+$4.50 delivery
- Ivivva leggings Sweat Pants Stretch Gray Athletic Performance Girls Size 12Opens in a new window or tabPre-Owned$24.37Was: $32.4925% offor Best Offer+$6.99 deliveryFree returnsTop Rated Plus
- NWT Splendid Girl's Bralette/Tab Side Bikini Set, Orange Size 12Opens in a new window or tabBrand New$10.49Was: $14.9930% offor Best Offer+$8.00 delivery
- 4 Pc Lot HANNA ANDERSSON Girls Sz 12/150cm Swim Bottoms x 2, Palazzo Pants & BraOpens in a new window or tabPre-Owned$46.00or Best Offer+$6.14 deliveryBenefits charity
- NWT Athleta Girl Power Up Twist Tank in Black Size Large/ 12 Athletic WorkoutOpens in a new window or tabBrand New$25.00or Best Offer+$7.32 delivery in 2-4 daysFree returnsTop Rated Plus
- NWT HANNA ANDERSSON SUNBLOCK 1PC SWIMSUIT MERRY MERMAIDS PINK PRINT 150 12Opens in a new window or tabBrand New$24.99Buy It Now+$4.50 delivery
- JOYFOLIE HONEY CECILE Lace Dress Hi Low Hem Girls 12Opens in a new window or tabPre-Owned$30.00Buy It Now+$9.25 delivery
- NWT Athleta Girl High Rise Stash Your Treasures Tight Size L 12 Bubble Gum PinkOpens in a new window or tabBrand New$24.990 bids · Time left3d 19hor Best Offer+$6.50 delivery
From our popular brands
Based on number of views and purchases | Sponsored- ivivvaPre-Owned$24.37+$6.99 delivery
- ivivvaPre-Owned$20.00+$4.71 delivery
- AthletaPre-Owned$37.49+$4.95 delivery50% off 4+ with coupon
- AthletaBrand New$25.00+$7.32 delivery
- ZaraPre-Owned$18.98+$6.95 delivery
- Vintage Girls Nylon Hipster Panty Size 12 White New Old StockOpens in a new window or tabBrand New$17.98or Best Offer+$5.10 deliverySave up to 20% when you buy more
- Patagonia Girls' Costa Rica Baggies Shorts Sz L ( 12 ) Joy / Pitch BlueOpens in a new window or tabPre-Owned$10.000 bids · Time left1d 22h+$4.00 delivery
- Athleta Girl Grotto Ocean Marble Cannonball Shorts Swim Bottoms NWT Various SzsOpens in a new window or tabBrand New$19.99Buy It Now+$5.50 delivery10+ watchers
- NWT Zunie Girl Girl's All Occasion Lightweight Lace Knee Length Dress Size 10/12Opens in a new window or tabBrand New$14.99or Best Offer+$6.84 delivery
- IVIVVA girls SPEEDY shorts BLACK zip pocket LINED 2.5 Inseam RUNNING gym size 12Opens in a new window or tabPre-Owned$15.99or Best Offer+$4.84 delivery
- Athleta Girl Ice Pink Camo Cannonball Shorts Swim Bottoms NWT Various SizesOpens in a new window or tabBrand New$19.99Buy It Now+$5.50 delivery7+ sold
- Patagonia Girls Kids Costa Rica 3" Baggies Shorts Unlined Size L (12) Geo NWTOpens in a new window or tabBrand New$24.00Buy It Now+$5.00 delivery
- Ivivva By Lululemon Girls Coral size 12 Racerback TankOpens in a new window or tabPre-Owned$16.99or Best Offer+$4.57 delivery
- Ivivva by Lululemon Cool on the Court Tennis Skort Girls Sz 12 Fuscia PickleballOpens in a new window or tabPre-Owned$20.00or Best Offer+$6.40 deliveryFree returnsTop Rated Plus
- Ivivva by Lululemon Blue Skirt with Built in Shorts Girls Size 12Opens in a new window or tabPre-Owned$20.00or Best Offer+$4.71 delivery
- Ivviva By Lululemon Girl's Shirt Size 12 White Short Sleeve Performance YOUTHOpens in a new window or tabPre-Owned$17.05Was: $18.9510% offor Best Offer+$5.99 delivery in 2-4 daysFree returnsExtra 15% off with couponTop Rated Plus
- Ivivva Tank Girls 12 Chevron Multicolor Racerback Stretch Athletic TopOpens in a new window or tabPre-Owned$14.88or Best Offer+$6.15 delivery in 2-4 daysFree returnsExtra 10% off with couponTop Rated Plus
- Athleta Girl Swimsuit Size L/12 Bikini Bottoms Sunny Flora L 12Opens in a new window or tabPre-Owned$14.50Buy It Now+$4.50 delivery
- Athleta Girl Tank Tops Size L/12 Power Up Seamless Tank Limitless Lot of 2Opens in a new window or tabPre-Owned$29.50Buy It Now+$4.50 delivery10 watchers
- BRAND NEW Girls TANKINI SET Swimsuit NEON W/ HOT PINK Top M 7/8 Bottom L 10/12Opens in a new window or tabBrand New$4.99or Best Offer+$4.41 delivery
- Athlete Girl 4 piece Swim Suit Set-L/12Opens in a new window or tabPre-Owned$28.50Buy It Now+$7.35 delivery
- Finch Bikini Girl Swimsuit Bralette Bikini Set Madagascar Size Youth 12 NWTOpens in a new window or tabBrand New$14.47or Best Offer+$6.25 deliveryfrom Canada
- Barefoot Dreams Inc. Cozy Chic UltraLite Youth Girls Track Pant Cream Size 12/14Opens in a new window or tabPre-Owned$15.00Buy It Now+$7.10 delivery
- Cat & Jack Kid Girls Leopard Print Open Front Nylon Blend Cardigan Brown L 10/12Opens in a new window or tabPre-Owned$11.98Was: $23.9550% offor Best Offer+$6.75 deliveryFree returns
- KUHL Pants Girls Large (12) Blue Canvas Roll Up Hiking Adjustable WaistOpens in a new window or tabPre-Owned$22.79Was: $23.995% offor Best Offer+$5.99 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Janie and Jack NWT Size 12 Girls Coral Pink Two Piece Bikini 60s 70s Retro StyleOpens in a new window or tabBrand New$24.99or Best Offer+$6.55 delivery
- Ivivva By Lululemon & Athleta Girls Active Bundle size 10 / 12Opens in a new window or tabPre-Owned$17.00Buy It Now+$9.45 delivery
- NWT Girls Gap Kid’s One Piece Long Sleeve Rash Guard Swimsuit Size XL 12 PinkOpens in a new window or tabBrand New$28.99or Best Offer+$6.55 delivery
- Justice Girls Size 12 Seamless Shortie Underwear 5 PACK Boyshorts Undies SoftOpens in a new window or tabBrand New$13.99Was: $19.9930% offBuy It NowFree deliveryFree returnsLast one
- Speedo One Piece Competitive Swimsuit Navy PROLT SUPRO 12/28 Youth NewOpens in a new window or tabBrand New$15.99Buy It Now+$4.84 delivery
- Ivivva by Lululemon Girls Short Sleeve Shirt Size 12 Black With White SpecksOpens in a new window or tabPre-Owned$15.50Buy It Now+$4.50 delivery
- New without Tags Patagonia Kids' Baggies Shorts 4" - Unlined Size Large (12)Opens in a new window or tabNew (Other)$22.00or Best Offer+$4.71 delivery
- New without Tags Patagonia Kids' Baggies Shorts 4" - Unlined Size Large (12)Opens in a new window or tabNew (Other)$22.00or Best Offer+$4.71 delivery
- Athleta Girl Swimsuit Size L/12 Cannonball Short Bottoms Bora Bora L 12 NWTOpens in a new window or tabBrand New$19.50Buy It Now+$4.50 delivery
- Athleta Girl Bikini size L/12 Bora Bora 2 Piece Swimsuit Large 12Opens in a new window or tabPre-Owned$14.50Buy It Now+$4.50 delivery
- Ivivva by Lululemon Girls size 12 Swiftly Fly Tech Seamless Short Sleeve ShirtOpens in a new window or tabPre-Owned$27.50Buy It Now+$4.50 delivery
- Athleta Girl Blue Rise Above Rib Crop Strechy Tank Top Pale Blue Size L (12)Opens in a new window or tabPre-Owned$11.00or Best Offer+$4.51 delivery
- Raisins Girl's 2 Pc Laguna Beach Pink Sea Shells Bikini Swimsuit Set 8/10/12/14Opens in a new window or tabBrand New$14.90Buy It NowFree delivery14+ sold
- Abercrombie Kids Geometric Bikini Bathing Suit Size 11/12Opens in a new window or tabPre-Owned$20.00or Best Offer+$7.00 delivery
- Lilly Pulitzer Girls Sz 12 Halter Dress Pink White Green Flip Flops Sandals ZipOpens in a new window or tabPre-Owned$45.77or Best Offer+$8.95 delivery
- Lands End Girls Long Sleeve Rash Guard Swim Shirt Bright Bold Flowers Size 12Opens in a new window or tabPre-Owned$8.96Was: $9.9510% offor Best Offer+$5.80 deliveryFree returns
- Girls Swimwear Size 12 Breaking Waves Tankini Set Speedo Top Lands End Skirt LotOpens in a new window or tabPre-Owned$27.37or Best OfferFree deliveryFree returnsTop Rated Plus
- Girl's IVIVVA Star Crossed Black Nulu Jersey Bodysuit Leotard, Size 12Opens in a new window or tabPre-Owned$25.00or Best Offer+$7.00 deliveryfrom Canada
- NWT - LANDS' END Girls Purple 3 Piece Rash Guard Swimsuit Set Sz 12Opens in a new window or tabBrand New$29.99or Best Offer+$4.84 delivery
- NWOT HANNA ANDERSSON SUNBLOCK STRAWBERRIES BEGONIA SWIMSUIT TANKINI 150 12 $52Opens in a new window or tabNew (Other)$33.99Buy It Now+$6.20 delivery in 2-4 days
- 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
- Speedo Girls One Piece Swimsuit Solid Cross Back Multi Straps - Size 12 (Navy)Opens in a new window or tabBrand New$29.75Buy It NowFree deliveryFree returnsTop Rated Plus
- Abercrombie Kids Swimsuit Size 11/12 Girls One Piece SwimOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 delivery
- NWOT HANNA ANDERSSON SUNBLOCK SWIM FULL ZIP RASH GUARD PINK FLASH 150 12 $46Opens in a new window or tabNew (Other)$29.99Buy It Now+$6.20 delivery in 2-4 days
- Athleta Girl Power Up Shimmer Purple Top Size Large (12) Stretch RibbedOpens in a new window or tabPre-Owned$20.99or Best Offer+$5.90 delivery
- Finch Bikini Girl Swimsuit Gingham Checks Bikini Swimsuit Size Youth 12 NWTOpens in a new window or tabBrand New$12.40Was: $13.7810% offor Best Offer+$6.25 deliveryfrom Canada
- Hanna Andersson 150 12 Swim suit Strawberry Girls One Piece Pink Red SmockedOpens in a new window or tabNew (Other)$19.87or Best Offer+$6.35 delivery
- Jessica Simpson Girls Ruffle Polka Dot 2-Piece Bikini Set Size 12 RedOpens in a new window or tabPre-Owned$8.99or Best Offer+$6.40 delivery
- Polo Ralph Lauren One-Piece Swimsuit MulticolorOpens in a new window or tabNew (Other)$21.24 to $25.49Was: $29.9915% offBuy It NowFree delivery2+ watchers
- Polo Ralph Lauren Gingham 2 Piece Swimsuit White Smocked Sizes Baby to Girl 12Opens in a new window or tabBrand New$27.99Buy It Now+$6.35 delivery
- Abercrombie Girls 2 Piece Bikini Swimsuit Size 11/12 Lime Green EUC!Opens in a new window or tabPre-Owned$12.50Buy It Now+$6.00 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
- ~NEW~ ZeroXposure Youth Girls 2-Piece Swim Set ~ Size M 10/12Opens in a new window or tabBrand New$19.00Buy It NowFree delivery
- ATHLETA GIRL POWER UP SEAMLESS SPORT LENGTH TEEOpens in a new window or tabPre-Owned$20.00Buy It Now+$4.71 delivery
- Athleta Girls High Waisted Athletic Leggings Black Size 12Opens in a new window or tabPre-Owned$37.49or Best Offer+$4.95 delivery50% off 4+ with coupon
- Items Per Page
