Popsugar Parenting Kid Clothes Best Rainbow Swimsuits For Kids 2018 26 Rainbow Swimsuits For Kids That Might Just Turn Them Into Real-Life Unicorns 2 July 2018 by Laurel Niedospial View On One Page Photo 18 of 26 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 18 Rainbow One-Piece Swimsuit The halter on the Rainbow One-Piece Swimsuit ($13, originally $30) is classic. Rainbow One-Piece Swimsuit $13 from gymboree.com Buy Now Previous Next Start Slideshow Kid ClothesLittle KidsSwimmingSwimsuitBathing SuitsSummer