Some recent flower girl dresses polka dots auctions on eBay:

Fancy Baby Kids Girls Dress Party Polka Dot Flower Gown Formal Dresses US Stock

$9.99
End Date: Sunday Oct-8-2017 20:50:06 PDT
Buy It Now for only: $9.99
Buy It Now | Add to watch list

Flower Girl Princess Dress Kid Baby Party Wedding Pageant Formal Dresses Clothes
$7.99
End Date: Saturday Sep-23-2017 3:54:55 PDT
Buy It Now for only: $7.99
Buy It Now | Add to watch list

Fancy Baby Kids Girls Dress Party Polka Dot Flower Gown Formal Dresses US Stock
$9.99
End Date: Sunday Oct-8-2017 20:50:06 PDT
Buy It Now for only: $9.99
Buy It Now | Add to watch list

Girl's Greggy Girl Polka Dot Dress with flower Sz. 5
$5.99 (0 Bids)
End Date: Thursday Sep-21-2017 15:26:02 PDT
Bid now | Add to watch list