Birkenstock Kids Arizona Camo (Toddler/Little Kid/Big Kid) Size US 11-11.5 EU 29 - practically new! My sons feet were to wide and did not fit him. Color: Desert Soil Camo Khaki Birko-Flor Easy slip-on design with two-buckle closure ensures a secure and fully adjustable fit. Leather and EVA uppers and linings. Birko-Flor insoles. Arch support provides a steady foundation that supports good posture. Natural cork outsoles.