Birkenstock Kids - Rio (Toddler/Little Kid/Big Kid). Color White Birko-Flor. On sale for $51.36. MSRP $69.95.. 4.7 out of 5 stars+2Brand NameBirkenstock KidsProduct NameRio (Toddler/Little Kid/Big Kid)ColorWhite Birko-FlorPrice$51.36MSRP: $69.95Rating5Rated 5 stars out of 5(194)