Baby Alive Reversible Outfit - Poolside Cutie Bathing Suit - Medium by Hasbro. $19.95. Size: Medium. Fits MOST Baby Alive Dolls EXCEPT My Baby Alive, My Real Baby and Real Surprises. Get your baby ready for her first swim with this cute reversible bathing suit! Choose from a pretty flower pattern with ruffles or a fun polka dot pattern with a bow.