Birkenstock Kids - Rio Vegan (Toddler/Little Kid/Big Kid). Color Iridescent Matcha Microfiber. Low Stock. On sale for $62.95. MSRP $69.95.. Add to favorites. 0 people have favorited thisLow StockBrand NameBirkenstock KidsProduct NameRio Vegan (Toddler/Little Kid/Big Kid)ColorIridescent Matcha MicrofiberPrice$62.95MSRP: $69.95Rating