3,100+ results
- Matilda Jane Luau Pink Hibiscus 2pc Swimsuit NWT Size 12Opens in a new window or tabBrand New$22.00or Best Offer+$4.84 delivery
- Cat & Jack Tie Dye Rash And Sun Guard Shirt Size L 10/12Opens in a new window or tabPre-Owned$8.99or Best Offer+$4.99 delivery
- Cabana Life Girls 12 Rash Guard Long Sleeve Swim Shirt Zip Sun ProtectionOpens in a new window or tabPre-Owned$22.99or Best Offer+$6.30 deliveryFree returnsTop Rated Plus
- Athleta Girl One Piece Swimsuit Size 12 Purple - NWTOpens in a new window or tabBrand New$30.00or Best Offer+$5.00 delivery
- Athleta Girl Reversible High Neck Bikini Top Swim Bottom Size 12 Large NEW NWTOpens in a new window or tabBrand New$40.00or Best Offer+$4.84 delivery
- Athleta Girl “Bora Bora” 2 Piece Swim Suit Size L 12Opens in a new window or tabPre-Owned$20.00or Best Offer+$4.00 delivery
- Girls Matilda Jane MJC Starboard Swimsuit Bottom (Sz 10) & Tankini Top (Sz 12)Opens in a new window or tabPre-Owned$34.99or Best Offer+$4.71 delivery
- NWT GAP KIDS Girls Size XL (12) Lot of 3 Bathing Suits/Swimsuits Colorful NEWOpens in a new window or tabBrand New$31.50Was: $45.0030% offor Best Offer+$9.45 delivery
Picked For You
Top selling items from trusted sellers | Sponsored- PQ KIDS Strawberries Allie Reversible Triangle Two Piece Bikini Set, Multi, 12Opens in a new window or tab$49.992015market (98,510) 98.7%
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- Lily & Londyn’s Swimsuit Tankini Bikini Floral Print EUC Size 12Opens in a new window or tabPre-Owned$29.08or Best Offer+$5.25 deliveryFree returnsTop Rated Plus
- JUSTICE Girls size 12 TYE DYE SWIMSUITOpens in a new window or tabPre-Owned$12.00or Best Offer+$4.84 delivery
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- Speedo Endurance Youth Green and White Swim Suit One Piece Girls Size 12Opens in a new window or tabPre-Owned$12.00or Best Offer+$5.31 delivery
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- Under Armour Girls Size 12-16 Black Multi Long Sleeve Swimsuit Rash GuardOpens in a new window or tabPre-Owned$20.00or Best Offer+$4.80 delivery in 2-4 daysFree returns
- Grace Karin Girls Long Sleeve Swimsuit/Rash Guard 4 Piece Set NWT (12)Opens in a new window or tabBrand New$13.29or Best Offer+$6.36 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 returns2 watchersTop Rated Plus
- Girls Billabong Reversible Bikini Tropic Crush Size 12 Bathing Suit *A4Opens in a new window or tabBrand New$22.99or Best Offer+$5.99 delivery
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From our popular brands
Based on number of views and purchases | Sponsored- SpeedoSpeedo Endurance Youth Green and White Swim Suit One Piece Girls Size 12Opens in a new window or tabPre-Owned$12.00+$5.31 delivery
- AthletaAthleta Girl Reversible High Neck Bikini Top Swim Bottom Size 12 Large NEW NWTOpens in a new window or tabBrand New$40.00+$4.84 delivery
- SpeedoSpeedo Girl's Size 12 Athletic Racerback One Piece SwimsuitOpens in a new window or tabPre-Owned$16.95+$6.55 delivery
- ROXYNWOT Roxy Girls Like Us Flutter Swim Set, Bright White Rainbow Size 12Opens in a new window or tabNew (Other)$19.99+$8.84 delivery
- ROXYRoxy Girls Bundle of Two Bikini Tops Size 12 (Girls)Opens in a new window or tabPre-Owned$16.00+$6.00 delivery
- AthletaAthleta Girl Bikini Top Large 12 Light Purple Animal Reversible Vitamin SeaOpens in a new window or tabBrand New$14.99+$4.71 deliveryExtra 20% off with coupon
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- BillabongBillabong, Youth Girl’s Sun Dream One Piece High Neck Swimsuit, Pink, Size 12Opens in a new window or tabNew (Other)$42.75+$5.85 delivery
- NikeNWT Nike One Piece Black Blue Swimsuit NESS4038-494 Kid's Size 12Opens in a new window or tabBrand New$31.58+$6.95 delivery
- BillabongBillabong Girl’s Long Sleeve White Multicolored Long Sleeve Rashguard Size 12Opens in a new window or tabNew (Other)$22.80+$6.55 delivery
- JANIE AND JACK Coral Blue Ruffled Edge Bikini Paisley Floral Swim Suit Girls 12Opens in a new window or tabPre-Owned$29.00or Best Offer+$6.50 delivery
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- O’Neill girls one piece swimsuit 12Opens in a new window or tabNew (Other)$30.00or Best OfferFree delivery
- Zara Solid Red Bikini Adjustable Straps 2 Piece Bathing Suit Girls Size 11-12Opens in a new window or tabBrand New$22.99or Best Offer+$7.50 delivery14 watchers
- Snapper Rock Girl's Size 12 One Shoulder Striped UPF 50 NWTOpens in a new window or tabBrand New$18.70Was: $22.0015% offor Best Offer+$5.35 delivery in 2-4 days
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- Dolce & Gabbana 171708 Kids Girls Swimsuit One-Piece Stripe Rose Size 12-18MOpens in a new window or tabBrand New$167.30List price: $275.0039% offor Best Offer+$4.20 deliveryFree returnsTop Rated Plus
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- Girls Kenzo tiger & cheetah on piece swimsuitOpens in a new window or tabPre-Owned$32.00or Best Offer+$4.52 delivery
- Speedo Girls Size 12 Racerback Sport One Piece Swimsuit NewOpens in a new window or tabNew (Other)$15.00or Best Offer+$4.71 delivery
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- Mini Boden Rainbow Sun Applique Blue One Piece Halter Neckline Swimsuit 11-12YOpens in a new window or tabPre-Owned$16.71Was: $18.9912% offor Best Offer+$4.25 delivery in 2-4 days
- Hobie Girls' Keyhole Side TIE 1PC, Coral, 12Opens in a new window or tabBrand New$19.20Was: $24.0020% offor Best Offer+$8.71 delivery
- Shade Critters Girl’s Pink Sequin One Piece Swimsuit Size 12Opens in a new window or tabNew (Other)$41.80or Best Offer+$6.55 delivery
- LL Bean Blue Pink Watersport Swim Tankini and Bottoms Set Girl Size 8 And 12 NWTOpens in a new window or tabBrand New$15.99or Best Offer+$6.55 deliveryBenefits charity
- Roxy Girl’s Two Piece Blue Floral Bikini Swimsuit Set Size 12Opens in a new window or tabBrand New$39.90or Best Offer+$6.55 delivery
- Columbia Rash Guard Swim Shirt Kids Medium 10/12Opens in a new window or tabPre-Owned$18.00or Best OfferFree delivery
- Tea Collection Rash Guard one piece Swim Girl Watermelon size 12Opens in a new window or tabPre-Owned$18.88or Best OfferFree delivery in 2-3 daysFree returns
- Athleta Girl Santorini Energy Tankini Top Sz L (12) NWTOpens in a new window or tabNew (Other)$20.00or Best Offer+$4.84 delivery
- Girls Minnie Mouse Red Polka Dot Tankini Swim Suit 2 Piece 10/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$5.65 deliveryFree returnsTop Rated Plus
- Athleta Girl Free Spirit Tankini Top Pink Camo Sz L (12) NWTOpens in a new window or tabNew (Other)$20.00or Best Offer+$4.84 delivery
- NWT Boys Minecraft UPF 50+ Sun Protection Tee Size 10/12Opens in a new window or tabBrand New$18.95or 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
- Shelloha Bathing Suit Size 12Opens in a new window or tabPre-Owned$0.99Time left1d 23hor Best Offer+$6.00 delivery
- Lot/2 Girl's Kids Bathing Suits One Piece Swimwear Art Class/old Navy Size 10/12Opens in a new window or tabPre-Owned$14.99or Best Offer+$4.84 deliveryExtra 20% off with coupon
- Girls' Daisy UPF 50 Beach Sport Halter Tankini 2-Piece Swimsuit Sz 12Opens in a new window or tabNew (Other)$14.41or Best Offer+$3.50 delivery in 2-4 days
- Girls 2 Piece Swimsuit NWT Size 12, UPF 50 , Breaking Waves, Bikini, OrangeOpens in a new window or tabBrand New$14.40Was: $18.0020% offor Best Offer+$6.55 delivery
- 8 Piece Girls Summer LOT Size 10 - 12 Swimwear Shorts Short Sleeve Top SwimsuitOpens in a new window or tabPre-Owned$25.00or Best Offer+$8.78 delivery
- Kanu Surf Girls' Charlotte Flounce Tankini Beach Sport 2-Piece Swimsuit size 12Opens in a new window or tabBrand New$10.49or Best Offer+$4.71 delivery
- Maaji Girls Rashguard Reversible Swimsuit Sz 12 Long Sleeve Zip FrontOpens in a new window or tabPre-Owned$30.00or Best Offer+$7.35 delivery
- Gap Bikini Set Teen Size 12 Purple New With Tags.Opens in a new window or tabBrand New$10.00Time left1d 22hor Best Offer+$4.51 delivery
- Hobie Girl Halter Bikini Top Bottom Swimsuit Set sz 12 - Terry Orange NWT $43.00Opens in a new window or tabBrand New$28.00or Best Offer+$6.55 delivery
- NWT Tommy Bahama Swimsuit Girls sz 12 One Piece Pink & White Check w/RuffleOpens in a new window or tabBrand New$19.99or Best Offer+$6.55 delivery
- Billabong NWOT Girls Tropic Tides One-Piece Swimsuit In Marina Size 12 BeachOpens in a new window or tabNew (Other)$18.75Was: $25.0025% offor Best Offer+$5.99 delivery
- NWT Athleta Girl Sunset Purple Tie Dye Swim ShortOpens in a new window or tabBrand New$28.00or Best Offer+$4.51 delivery
- Girl's 2 Piece Color block Ring Linked Bikini Swimsuit Ribbed Knit Bathing SuitOpens in a new window or tabNew (Other)$12.99or Best OfferFree delivery
- NWT Seafolly Girls Saint Lucia Surf Set 2pc Green Floral Sz 12 AUOpens in a new window or tabBrand New$27.49Was: $49.9945% offor Best Offer+$5.50 delivery
- NWT L Space Girls Size 12 Little Leilani Racerback One Piece SwimsuitOpens in a new window or tabBrand New$30.00or Best OfferFree delivery
- O'NEILL 296604 Girls Margot Knot Swim Complete, In the color slate Size 12Opens in a new window or tabBrand New$41.30List price: $69.0040% offor Best Offer+$3.60 deliveryFree returnsTop Rated Plus
- O’NEILL Girl’s Tropical Floral Strappy Bikini Size 12Opens in a new window or tabPre-Owned$19.00or Best Offer+$7.99 delivery
- NWT Athleta Girl High Rise Ombre Swim Bikini Bottoms Blue / Green Size 12Opens in a new window or tabBrand New$24.99or Best Offer+$4.51 delivery
- Justice Girl Size 12 Pink Swim Top Ruffle “Aloha” Bikini SwimsuitOpens in a new window or tabPre-Owned$9.99or Best Offer+$4.99 delivery
- LL Bean Wild Rose Watersport Swim Tankini and Bottom Set Girl Size 6X/7 - 12 NWTOpens in a new window or tabBrand New$15.99or Best Offer+$8.54 deliveryBenefits charity
- Tommy Bahama One-Piece Swimsuit Girls Size 12 One Shoulder Black Hibiscus BloomsOpens in a new window or tabPre-Owned$9.99or Best Offer+$5.75 delivery
- Maaji Girls' sz 12 Bikini Top Lagoon Azure Blue Stripe GeoOpens in a new window or tabPre-Owned$20.00or Best Offer+$4.84 delivery
- Beach Riot Little Celine Cutout One Piece Swimsuit: Size 11/12: Pink (48)Opens in a new window or tabPre-Owned$35.00or Best Offer+$6.65 delivery
- Girls Eddie Bauer Swim Rash Guard, Reversible Bottom & Shorts M 10/12Opens in a new window or tabPre-Owned$18.99or Best Offer+$5.31 delivery
- REI Floral UPF 35 Rash guard Girls 12Opens in a new window or tabPre-Owned$12.00Was: $15.0020% offor Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Bella Dahl Ruched Bikini Bottom and Top Size 12Opens in a new window or tabNew (Other)$26.00or Best Offer+$4.71 delivery
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