930 results
- Eight LOT Girl's Swimsuits Sizes 7/8, 10/12, 12, 14/16, 26, 28 (SPEEDO,+ MORE)Opens in a new window or tabPre-Owned$27.00Buy It Now+$8.00 delivery
- 2 Piece Girls' Size 12 Heart Themed Speedo Swimsuit-NEW WITH TAGS!Opens in a new window or tabBrand New$9.99or Best OfferFree delivery
- Girls Justice 2 Piece Swimsuit NWT Size 12Opens in a new window or tabBrand New$16.98Buy It NowFree delivery
- Billabong Daisy Dreamz Rev Banded Tri Bikini-Summer Sky Bottoms Size 12Opens in a new window or tabNew (Other)$21.00or Best Offer+$6.35 deliveryExtra 15% off with coupon
- JUSTICE GIRLS SWIMSUIT COVER UP SIZE 12Opens in a new window or tabPre-Owned$3.24Was: $4.9935% offor Best Offer+$5.99 delivery
- Speedo Girls Swim Suit, Black, Pink, Blue, Sz 12Opens in a new window or tabNew (Other)$15.73Was: $18.5015% offBuy It NowFree delivery
- Size 12 Speedo Girls Black One Piece SwimsuitOpens in a new window or tabNew (Other)$9.99or Best Offer+$6.20 delivery
- Girls Justice Reversible Size 12 2-Piece BikiniOpens in a new window or tabPre-Owned$15.00Buy It Now+$4.84 deliveryFree returnsTop Rated Plus
Picked For You
Top selling items from trusted sellers | Sponsored- 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
- Billabong Swim Top Girls Size 12 Striped Bikini NWOTOpens in a new window or tabNew (Other)$12.66Was: $16.8825% offor Best Offer+$4.08 delivery
- Speedo Girls Size 12 Bikini Swimsuit Top Blue Harmony NEW!Opens in a new window or tabBrand New$3.50Was: $9.9965% offBuy It Now+$5.99 delivery
- Justice Bikini Bathing Suits Swim Suits Sizes 7 8 10 12 14 16 16P 18Opens in a new window or tabBrand New$15.40Was: $22.0030% offBuy It NowFree delivery
- Speedo Girls Navy Solid Cross Back Multi Straps Swimsuit One Piece Size 12Opens in a new window or tabBrand New$34.99or Best Offer+$4.99 deliveryFree returns
- Speedo Girls' Heather Thin Strap, One Piece, Size 12Opens in a new window or tabBrand New$30.80Was: $44.0030% offor Best Offer+$5.00 deliveryFree returnsTop Rated Plus
- Speedo Girl's Swimsuit One Piece Solid Cross Back Multi Straps, Size 12 ~ BMZ30Opens in a new window or tabBrand New$33.58Was: $39.5015% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Speedo Girl's Swimsuit One Piece Solid Cross Back Multi Straps, 12Opens in a new window or tabBrand New$33.58Was: $39.5015% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Speedo Girls 12 Swimsuit One Piece Thin Straps Mandarin Peel Blue Stripe NewOpens in a new window or tabBrand New$21.00or Best OfferFree delivery
- Speedo Swimsuit One Piece Solid Cross Back Multi Straps Color Navy Girls Size 14Opens in a new window or tabBrand New$13.00or Best Offer+$6.40 delivery in 2-4 days
- Justice Girl Size 12 Pink Tankini Swim Top Halter Gems RuffleOpens in a new window or tabPre-Owned$11.50or Best Offer+$4.99 delivery
- Billabong 2 Piece On the Bright Side Bathing Suit Youth 12Opens in a new window or tabBrand New$33.00or Best Offer+$6.55 delivery
From our popular brands
Based on number of views and purchases | Sponsored- Girls Billabong Reversible Bikini Tropic Crush Size 12 Bathing Suit *A4Opens in a new window or tabBrand New$29.99or Best Offer+$5.99 delivery
- Speedo Girls Size 12 Racerback Sport One Piece Swimsuit Dark Peri New With TagsOpens in a new window or tabBrand New$13.99Was: $19.9930% offor Best Offer+$6.10 delivery
- Justice Girl's Mermaid Bikini Top Size 12Opens in a new window or tabPre-Owned$7.00Was: $10.0030% offor Best Offer+$4.84 delivery
- Girl's Billabong Sun Dream Two-Piece Swimsuit Yellow Size 12 nwtOpens in a new window or tabBrand New$29.00or Best Offer+$5.00 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
- Speedo Girls Infinity Splice One Piece Swimsuit Sea Level 12 USOpens in a new window or tabBrand New$11.99Was: $14.9920% offor Best Offer+$5.95 delivery
- Speedo Girls Size 12 Swimsuit One Piece Thin Straps True Cobalt Blue Stripe NewOpens in a new window or tabBrand New$10.000 bids · Time left3d 23hor Best Offer+$4.84 delivery
- SPEEDO Lycra Two Piece Swimsuit Girls 12 Pink Black Bikini NEW NOSOpens in a new window or tabNew (Other)$17.59Was: $19.9912% offBuy It Now+$5.99 delivery
- Speedo Girl’s Racerback Blue Floral One Piece Swimsuit Size 12Opens in a new window or tabBrand New$37.99or Best Offer+$5.85 delivery
- Speedo girls Swimsuit One Piece Prolt Super Pro Solid Youth swim caps, Navy, 12Opens in a new window or tabBrand New$33.99Was: $39.9915% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Billabong, Youth Girl’s Sun Dream One Piece High Neck Swimsuit, Pink, Size 12Opens in a new window or tabNew (Other)$42.75or Best Offer+$5.85 delivery
- Speedo Girls' Standard Swimsuit One Piece Thin Straps, Radiating Anthracite, 12Opens in a new window or tabBrand New$33.58Was: $39.5015% offBuy It NowFree deliveryFree returnsTop Rated Plus
- NWT Speedo Girls One Piece SwimsuitOpens in a new window or tabBrand New$28.00or Best Offer+$7.25 delivery
- Speedo Girl's Swimsuit One Piece Infinity Splice Swim Blue Bathing Suit Size 12Opens in a new window or tabBrand New$12.95Buy It Now+$4.84 delivery
- size 12 Speedo kids one piece swimsuitOpens in a new window or tabNew (Other)$9.99or Best Offer+$6.20 delivery
- Justice Girls Tankini Swimsuit 2 Piece Set Pink Tie Dye Logo Size 12/14Opens in a new window or tabBrand New$21.99Buy It NowFree deliveryFree returnsLast oneTop Rated Plus
- Speedo Pink and Grey Tropical Competition Swimsuit - Size Youth 12Opens in a new window or tabPre-Owned$6.00or Best Offer+$4.51 delivery
- NWT JUSTICE Girls Swimsuit Bikini Tankini Black Red Cherry 10 12 14 M L 2 PieceOpens in a new window or tabBrand New$25.74Was: $42.9040% offBuy It Now+$5.95 delivery
- Speedo Girl's Swimsuit One Piece Solid Cross Back Multi Straps, Size 12 ~ BMZ31Opens in a new window or tabBrand New$33.58Was: $39.5015% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Speedo, Girl’s Blue One Piece Racerback Swimsuit, Size 12Opens in a new window or tabBrand New$35.44or Best Offer+$5.85 delivery
- Speedo Girls Sz. 12 Pink, Blue Classic One Piece, ** Nt Desc**Opens in a new window or tabPre-Owned$10.99or Best Offer+$5.89 deliveryFree returnsTop Rated Plus
- Speedo Girls One Piece Swimsuit Bundle (2) Size 12Opens in a new window or tabNew (Other)$16.80or Best Offer+$9.45 delivery
- NEW GIRLS 12 SPEEDO 2 PIECE TANKINI SET SWIMSUIT SUIT RADIANT BLUE COLORBLOCKOpens in a new window or tabBrand New$16.96Was: $19.9515% offBuy It NowFree delivery
- NWT Billabong Girls Swimsuit Long Sleeve Rash Guard top only Size 12 Last BloomOpens in a new window or tabBrand New$24.95Buy It NowFree delivery4 watchers
- Billabong Girl's 12 L/S 2 Pc Rash Guard Tankini Swimsuit Stoked on StripesOpens in a new window or tabBrand New$39.00or Best OfferFree deliveryLast one
- 5pc Justice SPF 50+ Tie Dye Bikini Bathing Suits Swim Rash Guard Girls L 10/12Opens in a new window or tabPre-Owned$8.99or Best Offer+$5.80 delivery
- Speedo Blue Girls Youth 12/28 Swimsuit One Piece Prolt Super Pro Solid SwimOpens in a new window or tabBrand New$12.95or Best Offer+$5.50 deliveryFree returnsTop Rated Plus
- NWT Girls Justice Swimsuit Swimwear Tye Dye Rash Guard One Piece Size 12Opens in a new window or tabBrand New$22.99Buy It Now+$4.50 delivery
- SPEEDO Big Girl's Size 12 Swimsuit 1 Pc Swim Aqua Splash Blue Pink Palm TreeOpens in a new window or tabBrand New$18.00Buy It Now+$5.65 delivery
- Justice Girls Bikini Swimsuit Pink Tie Dye 2 Piece Smocked Front Top Size 12/14Opens in a new window or tabBrand New$21.79Buy It NowFree deliveryFree returnsTop Rated Plus
- Billabong Swim Top Girls Size 12 Halter Bikini Reversible NWTOpens in a new window or tabBrand New$12.73Was: $16.9825% offor Best Offer+$4.08 delivery
- ☆ Speedo Girl's Pro LT One Piece Racerback Swimsuit Size 12/28 Youth BlueOpens in a new window or tabPre-Owned$15.00Was: $29.9950% offor Best Offer+$6.55 deliveryFree returnsTop Rated Plus
- Billabong Girl's Size 12 2 Pc Bikini Swimsuit Stoked on Stripes Blue Pink OrangeOpens in a new window or tabBrand New$29.90or Best OfferFree delivery
- Girl's Justice Bikini Swim Suit Pink/Navy Size 12Opens in a new window or tabPre-Owned$9.99or Best Offer+$4.71 delivery
- Speedo Girl's Swimsuit One Piece Thin Straps Sz 12 BlueprintOpens in a new window or tabBrand New$16.99Buy It Now+$4.84 delivery
- Billabong Girls Zigginz High Neck Two Piece Swimsuit Multicolor Size 12 4926Opens in a new window or tabBrand New$24.97Was: $49.9550% offBuy It Now+$5.00 deliveryFree returnsTop Rated Plus
- Justice Girl’s Size 12 / 14 Large L Rashguard Swim Swimwear Swim top 0059Opens in a new window or tabPre-Owned$7.69Was: $10.9930% offBuy It Now+$6.55 delivery
- Speedo Girls' Striped Blocked 1 Piece Swimsuit Red White Blue SZ 12 NWT MSRP 42Opens in a new window or tabBrand New$14.99Buy It NowFree delivery
- Justice Dress Size 12 Neon Green/Blue Swim Suit Cover-Up Tie Dye Dress Girl'sOpens in a new window or tabBrand New$12.97or Best Offer+$9.45 delivery
- NWT Speedo Girls' One Piece Closed Racerback Star Swimsuit, 2023 XS 5/6Opens in a new window or tabBrand New$12.99or Best Offer+$4.84 delivery
- New Speedo Girls' Two-Piece Tankini Swimsuit UPF 50 Anthracite Size 12 NWTOpens in a new window or tabBrand New$15.00Buy It Now+$4.84 delivery
- Billabong Girl’s Long Sleeve White Multicolored Long Sleeve Rashguard Size 12Opens in a new window or tabNew (Other)$22.80or Best Offer+$6.55 delivery
- Justice Girls Neon Yellow Ruffle Tankini 2 Piece Swimsuit Size 12 Purple BlueOpens in a new window or tabPre-Owned$8.00Buy It Now+$6.55 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 returnsTop Rated Plus
- Justice Girls 12 Tankini Swim Bikini Top - 12.5" underarm to underarmOpens in a new window or tabPre-Owned$8.94Buy It NowFree delivery
- New With Tags Girls Billabong Bikini Bottom Size 12 Floral PrintOpens in a new window or tabBrand New$28.00or Best Offer+$4.98 delivery
- Speedo Teal & Black One Piece Swimsuit Kids 12Opens in a new window or tabPre-Owned$16.00or Best Offer+$4.99 delivery
- Girls Size 12 Speedo Swimsuit And Fleece Pajamas LotOpens in a new window or tabPre-Owned$4.99Buy It Now+$5.80 deliveryFree returns
- Justice Size 12 Black/Pink Floral Tankini Swim Set Ruffled/Layered Hard To FindOpens in a new window or tabBrand New$25.99or Best Offer+$7.50 delivery
- Justice Blue White Print Layered Ruffle Tankini Swim Top - Size 12Opens in a new window or tabPre-Owned$4.00or Best Offer+$6.55 delivery
- Speedo Kids Girl's Color Blocked One-Piece (Big Kids) Red/White/Blue 12 Big KidsOpens in a new window or tabBrand New$29.99or Best Offer+$6.55 delivery
- Speedo Girl’s Red/Blue Two Piece Bikini Swimsuit Set Size 12Opens in a new window or tabPre-Owned$39.90or Best Offer+$6.55 delivery
- Items Per Page