3,200+ results
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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
- 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
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- Lilly Pulitzer Girls size 12/14 Swim CoverOpens in a new window or tabPre-Owned$21.99or Best Offer+$5.00 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
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- $154 Hobie Big Girl's Pink Floral-Printed V-Neck Hipster Tankini Swimwear Set 12Opens in a new window or tabPre-Owned$25.00or Best Offer+$9.00 delivery
- Stella McCartney L5535 Kids Rainbow Bikini Girls Size 12 / 14 Lot Of 3 JusticeOpens in a new window or tabPre-Owned$37.50Was: $74.9950% offor Best Offer+$9.00 delivery in 2-4 daysFree returnsExtra 10% off with couponTop Rated Plus
- Jessica Simpson Floral Bikini Set Junior/GIRLS 12 Halter BlackOpens in a new window or tabPre-Owned$12.99or Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Athleta Girl Santorini Energy Tankini Top Sz L (12) NWTOpens in a new window or tabNew (Other)$20.00or Best Offer+$4.84 delivery
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
- GapGirls ~GAP Kids~ Navy Blue Long Sleeve Bathingsuit Rashguard Size XL/12 PristineOpens in a new window or tabPre-Owned$11.99+$4.95 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
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- ROXYRoxy Girls Bundle of Two Bikini Tops Size 12 (Girls)Opens in a new window or tabPre-Owned$16.00+$6.00 delivery
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- Roxy size 12 girl's pink and white bikiniOpens in a new window or tabBrand New$20.33or Best Offer+$6.28 deliveryfrom Canada
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- O’Rageous Girls Size 12 Bikini Pink & Teal 3 Piece Set Summer Cruise SwimsuitOpens in a new window or tabPre-Owned$11.19or 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$45.00or Best Offer+$9.45 delivery
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- 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
- Girls' Standard Coral Reef Beach Sport Wrap Around Bikini 2-Piece Solid Black,12Opens in a new window or tabNew (Other)$15.00or Best Offer+$5.62 delivery
- Art Class Tropical Print Short Sleeve Back-Zip One Piece Rash Guard Size 10/12Opens in a new window or tabPre-Owned$9.00or Best Offer+$4.52 delivery in 2-4 days
- GAP Teen Bathing Suit Navy Stripe - Size 12Opens in a new window or tabPre-Owned$11.99Time left8h 32mor Best Offer+$6.55 delivery
- Kinsey Girls Floral Smocked Bathing Suit Size 12 Year Beige / White NWTOpens in a new window or tabBrand New$38.00or Best Offer+$3.89 delivery
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- Zella Swimsuit Splatter One Piece Girl 12 reversible NEW NWT 469Opens in a new window or tabBrand New$11.00Was: $55.0080% offor Best Offer+$6.99 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Oshkosh Swim Cover Girls Size 12Opens in a new window or tabPre-Owned$4.98or Best Offer+$5.25 delivery
- NWT Seafolly Palm Cove Rashie Set Short Sleeve Sz AUS 12Opens in a new window or tabBrand New$40.99or Best Offer+$6.55 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
- NWT Seafolly Girls Saint Lucia Surf Set 2pc Green Floral Sz 12 AUOpens in a new window or tabBrand New$49.99or Best Offer+$5.50 delivery
- NWT BMagical girls Swimsuit one piece & tulle skirt Cover Up size 12 SparklyOpens in a new window or tabPre-Owned$19.00or Best Offer+$5.50 delivery
- Mini Boden Rainbow Sun Applique Blue One Piece Halter Neckline Swimsuit 11-12YOpens in a new window or tabPre-Owned$13.29Was: $18.9930% offor Best Offer+$4.25 delivery in 2-4 days
- Girls Breaking Waves Floral Swimsuit Size 12Opens in a new window or tabPre-Owned$11.15or Best Offer+$4.71 delivery
- Splendid Girls sz 12 One Piece Swimsuit Navy Blue Leopard Beige Cream 52537Opens in a new window or tabPre-Owned$28.00or Best Offer+$6.55 delivery
- Kanu Surf Girls' Flounce Bikini Beach Sport 2 Piece Swimsuit Multi Size 12 1596Opens in a new window or tabNew (Other)$14.00or Best Offer+$5.00 deliveryFree returnsTop Rated Plus
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- Splendid Girl's Brown Kitty Bralette Two Piece Bikini Swim Set Size 12Opens in a new window or tabBrand New$20.00or Best Offer+$6.55 delivery
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- Molo Girls Nolina Check Petit Bikini 11-12y Checkered Print Yin Yang Peace SignOpens in a new window or tabPre-Owned$24.99or Best Offer+$6.55 delivery
- Speedo Girls Swimsuit (2) BUNDLE SIZE 12Opens in a new window or tabBrand New$15.99or Best Offer+$6.55 delivery
- The Finals Tropic Party Non-Foil Wing Back One Piece Swimsuit, Youth 26 L 10/12Opens in a new window or tabBrand New$9.49Was: $9.995% offor Best Offer+$4.62 deliveryFree returnsTop Rated Plus
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- ROXY GIRL 2 Piece Pink Floral Sz 12, Bathing Suit. Top And ShortsOpens in a new window or tabPre-Owned$8.99or Best Offer+$4.84 delivery
- Kanu Surf Swimsuit Girls 12 Navy Blue Floral One Piece Swimwear 2837Opens in a new window or tabBrand New$12.99or Best Offer+$4.99 deliveryFree returnsTop Rated Plus
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- Girls Swimsuit one piece Pink Size 168 12-13 YOpens in a new window or tabPre-Owned$7.42Was: $9.9025% offor Best Offer+$6.20 delivery in 2-4 daysExtra 20% off with coupon
- Billabong Kids' Blown Away Long Sleeve Rasguard Swimsuit size 12Opens in a new window or tabPre-Owned$22.00or Best Offer+$4.84 delivery
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