Birkenstock Kids - Zermatt Slipper (Toddler/Little Kid/Big Kid). Color Light Gray. On sale for $43.95. MSRP $79.95.. 3.2 out of 5 starsBrand NameBirkenstock KidsProduct NameZermatt Slipper (Toddler/Little Kid/Big Kid)ColorLight GrayPrice$43.95MSRP: $79.95